Related Clues:
- Belted out a ballad
- Made like a rat
- Did a number in Los Angeles
- Told all to the cops
- Competed in "American Idol"
- Delivered notes and spilled beans
- Authorised - broadcast
- Chorused
- Rang, say, and drove home
- Violated the 'code of silence'
- Emulated Nat King Cole
- Engaged in karaoke
- Proclaimed with gusto
- Belted out a tune
- Made music with the voice