diff --git a/DisCatSharp/Enums/Invite/TargetActivity.cs b/DisCatSharp/Enums/Invite/TargetActivity.cs
index 55f5626f2..64f134023 100644
--- a/DisCatSharp/Enums/Invite/TargetActivity.cs
+++ b/DisCatSharp/Enums/Invite/TargetActivity.cs
@@ -1,89 +1,94 @@
 // This file is part of the DisCatSharp project.
 //
 // Copyright (c) 2021 AITSYS
 //
 // Permission is hereby granted, free of charge, to any person obtaining a copy
 // of this software and associated documentation files (the "Software"), to deal
 // in the Software without restriction, including without limitation the rights
 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 // copies of the Software, and to permit persons to whom the Software is
 // furnished to do so, subject to the following conditions:
 //
 // The above copyright notice and this permission notice shall be included in all
 // copies or substantial portions of the Software.
 //
 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 
 namespace DisCatSharp
 {
     /// <summary>
     /// Represents the activity this invite is for.
     /// </summary>
     public enum TargetActivity : ulong
     {
         /// <summary>
         /// Represents no embedded application.
         /// </summary>
         None = 0,
 
         /// <summary>
         /// Represents the embedded application Poker Night.
         /// </summary>
         PokerNight = 755827207812677713,
 
         /// <summary>
         /// Represents the embedded application Betrayal.io.
         /// </summary>
         Betrayal = 773336526917861400,
 
         /// <summary>
         /// Represents the embedded application Fishington.io.
         /// </summary>
         Fishington = 814288819477020702,
 
-        /// <summary>
-        /// Represents the embedded application YouTube Together.
-        /// </summary>
-        YouTubeTogether = 755600276941176913,
-
 	    /// <summary>
         /// Represents the embedded application Chess in the park.
         /// Dev?
         /// </summary>
         ChessInThePark = 832012586023256104,
 
         /// <summary>
         /// Represents the embedded application Chess in the park.
         /// This is another version.
         /// Stable?
         /// </summary>
         ChessInThePark2 = 832012774040141894,
 
         /// <summary>
         /// Represents the embedded application YouTube Together.
-        /// This is the new (staff only) version.
         /// </summary>
-        YouTubeTogetherV2 = 880218394199220334,
+        YouTubeTogether = 755600276941176913,
+
+        /// <summary>
+        /// Represents the embedded application Watch Together.
+        /// </summary>
+        WatchTogether = 880218394199220334,
+
+        /// <summary>
+        /// Represents the embedded application Watch Together.
+        /// This is the staff version.
+        /// </summary>
+        WatchTogetherDev = 880218832743055411,
 
         /// <summary>
         /// Represents the embedded application Letter Tile.
         /// </summary>
         LetterTile = 879863686565621790,
 
         /// <summary>
         /// Represents the embedded application Word Snacks.
         /// </summary>
         WordSnacks = 879863976006127627,
 
         /// <summary>
         /// Represents the embedded application Doodle Crew.
         /// </summary>
         DoodleCrew = 878067389634314250
     }
 }
diff --git a/DisCatSharp/Enums/Message/MessageFlags.cs b/DisCatSharp/Enums/Message/MessageFlags.cs
index 3d7c48811..8ccbc5aed 100644
--- a/DisCatSharp/Enums/Message/MessageFlags.cs
+++ b/DisCatSharp/Enums/Message/MessageFlags.cs
@@ -1,87 +1,92 @@
 // This file is part of the DisCatSharp project.
 //
 // Copyright (c) 2021 AITSYS
 //
 // Permission is hereby granted, free of charge, to any person obtaining a copy
 // of this software and associated documentation files (the "Software"), to deal
 // in the Software without restriction, including without limitation the rights
 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 // copies of the Software, and to permit persons to whom the Software is
 // furnished to do so, subject to the following conditions:
 //
 // The above copyright notice and this permission notice shall be included in all
 // copies or substantial portions of the Software.
 //
 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 
 using System;
 
 namespace DisCatSharp
 {
     /// <summary>
     /// Represents a message flag extensions.
     /// </summary>
     public static class MessageFlagExtensions
     {
         /// <summary>
         /// Calculates whether these message flags contain a specific flag.
         /// </summary>
         /// <param name="baseFlags">The existing flags.</param>
         /// <param name="flag">The flags to search for.</param>
         /// <returns></returns>
         public static bool HasMessageFlag(this MessageFlags baseFlags, MessageFlags flag) => (baseFlags & flag) == flag;
     }
 
     /// <summary>
     /// Represents additional features of a message.
     /// </summary>
     [Flags]
     public enum MessageFlags
     {
         /// <summary>
         /// Whether this message is the original message that was published from a news channel to subscriber channels.
         /// </summary>
         Crossposted = 1 << 0,
 
         /// <summary>
         /// Whether this message is crossposted (automatically posted in a subscriber channel).
         /// </summary>
         IsCrosspost = 1 << 1,
 
         /// <summary>
         /// Whether any embeds in the message are hidden.
         /// </summary>
         SuppressedEmbeds = 1 << 2,
 
         /// <summary>
         /// The source message for this crosspost has been deleted.
         /// </summary>
         SourceMessageDelete = 1 << 3,
 
         /// <summary>
         /// The message came from the urgent message system.
         /// </summary>
         Urgent = 1 << 4,
 
         /// <summary>
         /// The message has an associated thread, with the same id as the message.
         /// </summary>
         HasThread = 1 << 5,
 
         /// <summary>
         /// The message is only visible to the user who invoked the interaction.
         /// </summary>
         Ephemeral = 1 << 6,
 
         /// <summary>
         /// The message is an interaction response and the bot is "thinking".
         /// </summary>
-        Loading = 1 << 7
+        Loading = 1 << 7,
+
+        /// <summary>
+        /// The message is warning that some roles failed to mention in thread.
+        /// </summary>
+        FailedToMentionSomeRolesInThread = 1 << 8
     }
 }
diff --git a/DisCatSharp/Enums/Message/MessageType.cs b/DisCatSharp/Enums/Message/MessageType.cs
index 998404402..757176547 100644
--- a/DisCatSharp/Enums/Message/MessageType.cs
+++ b/DisCatSharp/Enums/Message/MessageType.cs
@@ -1,145 +1,150 @@
 // This file is part of the DisCatSharp project.
 //
 // Copyright (c) 2021 AITSYS
 //
 // Permission is hereby granted, free of charge, to any person obtaining a copy
 // of this software and associated documentation files (the "Software"), to deal
 // in the Software without restriction, including without limitation the rights
 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 // copies of the Software, and to permit persons to whom the Software is
 // furnished to do so, subject to the following conditions:
 //
 // The above copyright notice and this permission notice shall be included in all
 // copies or substantial portions of the Software.
 //
 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
 
 namespace DisCatSharp
 {
     /// <summary>
     /// Represents the type of a message.
     /// </summary>
     public enum MessageType : int
     {
         /// <summary>
         /// Indicates a regular message.
         /// </summary>
         Default = 0,
 
         /// <summary>
         /// Message indicating a recipient was added to a group direct message or a thread channel.
         /// </summary>
         RecipientAdd = 1,
 
         /// <summary>
         /// Message indicating a recipient was removed from a group direct message or a thread channel.
         /// </summary>
         RecipientRemove = 2,
 
         /// <summary>
         /// Message indicating a call.
         /// </summary>
         Call = 3,
 
         /// <summary>
         /// Message indicating a group direct message or thread channel rename.
         /// </summary>
         ChannelNameChange = 4,
 
         /// <summary>
         /// Message indicating a group direct message channel icon change.
         /// </summary>
         ChannelIconChange = 5,
 
         /// <summary>
         /// Message indiciating a user pinned a message to a channel.
         /// </summary>
         ChannelPinnedMessage = 6,
 
         /// <summary>
         /// Message indicating a guild member joined. Most frequently seen in newer, smaller guilds.
         /// </summary>
         GuildMemberJoin = 7,
 
         /// <summary>
         /// Message indicating a member nitro boosted a guild.
         /// </summary>
         UserPremiumGuildSubscription = 8,
 
         /// <summary>
         /// Message indicating a guild reached tier one of nitro boosts.
         /// </summary>
         TierOneUserPremiumGuildSubscription = 9,
 
         /// <summary>
         /// Message indicating a guild reached tier two of nitro boosts.
         /// </summary>
         TierTwoUserPremiumGuildSubscription = 10,
 
         /// <summary>
         /// Message indicating a guild reached tier three of nitro boosts.
         /// </summary>
         TierThreeUserPremiumGuildSubscription = 11,
 
         /// <summary>
         /// Message indicating a user followed a news channel.
         /// </summary>
         ChannelFollowAdd = 12,
 
+        /// <summary>
+        /// Message indicating a user is streaming in a guild.
+        /// </summary>
+        GuildStream = 13,
+
         /// <summary>
         /// Message indicating a guild was removed from guild discovery.
         /// </summary>
         GuildDiscoveryDisqualified = 14,
 
         /// <summary>
         /// Message indicating a guild was readded to guild discovery.
         /// </summary>
         GuildDiscoveryRequalified = 15,
 
         /// <summary>
         /// Message indicating that a guild has failed to meet guild discovery requirements for a week.
         /// </summary>
         GuildDiscoveryGracePeriodInitialWarning = 16,
 
         /// <summary>
         /// Message indicating that a guild has failed to meet guild discovery requirements for 3 weeks.
         /// </summary>
         GuildDiscoveryGracePeriodFinalWarning = 17,
 
         /// <summary>
         /// Message indicating a thread was created.
         /// </summary>
         ThreadCreated = 18,
 
         /// <summary>
         /// Message indicating a user replied to another user.
         /// </summary>
         Reply = 19,
 
         /// <summary>
         /// Message indicating an slash command was invoked.
         /// </summary>
         ChatInputCommand = 20,
 
         /// <summary>
         /// Message indicating a new was message sent as the first message in threads that are started from an existing message in the parent channel.
         /// </summary>
         ThreadStarterMessage = 21,
 
         /// <summary>
         /// Message reminding you to invite people to help you build the server.
         /// </summary>
         GuildInviteReminder = 22,
 
         /// <summary>
         /// Message indicating an context menu command was invoked.
         /// </summary>
         ContextMenuCommand = 23
     }
 }