If CuddleBunny227 is your stage name that you release music under and people know you as, you should probably use it so people recognise the name. It's ultimate

If CuddleBunny227 is your stage name that you release music under and people know you as, you should probably use it so people recognise the name. It's ultimately a personal choice of whether you wanna doxx your real name or not, and many online artists prefer not to, in which case putting both names alongside would be unacceptable