Related Clues:

• "You'd better ___" ("Please leave")
• 'Everybody out!'
• "Buzz off!"
• Dramatic order to leave
• Shoo
• "Out, Tom!"
• Armstrong singing style
• Some improvisatory singing
• Cab Calloway specialty
• Improvise as a vocalist
• Ad-libbing vocal style
• Sing "shooby-doo"
• Some improvisational singing
• "Beat it, Kitty!"
• Silly singing