Related Clues:

• Ad-libbing vocal style
• Sing "shooby-doo"
• Some improvisational singing
• "Beat it, Kitty!"
• Silly singing
• Some improvised singing
• Improvise jazzily
• Vocal improv style
• Order to go
• Jazz-singing technique
• Make nonsensical notes?
• Improvise at the jazz club
• Gibberish singing style
• "Get lost, kitty!"
• Get away with cats