Nothing can be saved or changed on the !demo channel, but you can on your own channel.

Master Control Panel for !demo

From here, you can make all kinds of really important changes. Maybe.

Danger Zone

Caution: These settings may break things!

Deactivate the bot completely. This will remove the bot from your channel and disable the web configuration pages. To reinstate the bot, you will need to reauthenticate and reactivate it.

Deactivate account

Are you SURE you wish to deactivate your account? This will remove the bot from your channel, disable all these web configuration pages, and delete all your settings as stored on the server.

To confirm, enter the exact Twitch channel name here: !demo

To further confirm, enter the name of the bot you wish to remove: Mustard Mine