Related Clues:

• Improvises with nonsense syllables
• Cries 'Begone!'
• Sings like Cab Calloway
• Slips away
• Does some improvisations
• Sings like Mel Torme
• Sings like Satchmo
• Sings nonsensically
• Jazz improvisations
• Runs fast
• Slides while seated
• Improvises like Armstrong
• Stray chasers
• Gets jazzy?
• Goes fast