1.   After a few choruses the drummer Marcus Baylor switched to swinging on the ride cymbal while Ms. Wilson plunged into scat singing, delivering long, smoky tones.

2.   That particular act, with roots in scat singing, might seem to verge on mere novelty.

3.   When Vander sang, in a robust baritone, his melodies started as a kind of operatic recitative and turned into a babble like scat singing.

4.   Carmen McRae, the veteran jazz singer hailed for her innovative scat singing and skillful vocal technique, has died.

5.   Carmen McRae, the veteran jazz stylist hailed for her innovative scat singing and sensuous phrasing, has died.

6.   He helped move jazz away from New Orleans-style ensemble playing toward an emphasis on soloists, established the trumpet as a solo instrument and introduced scat singing.

7.   What you might call an ancient Swiss predecessor of scat singing.