Related Clues:

• Kills it
• Scurries away
• Improvises, in jazz
• Plays some impromptu jazz
• Forgoes the lyrics, jazz-style
• Extemporizes, in a way
• Copier annoyances
• Plays for fun
• Wings it, in jazz
• Plays with the band
• Plays improvisationally
• Subjects of some traffic reports
• Sits in with the band
• Buffy's slayees
• Improvises, in a way