Sheila E.

Self

Susanna Hoffs

Self

Alicia Keys

Self

Chris Martin

Self

Morris Day

Self

Wendy Melvoin

Self

John Legend

Self

Common

Self

St. Vincent

Self

Usher

Self

Beck

Self

Gary Clark Jr.

Self

H.E.R.

Self

Mavis Staples

Self

Dave Grohl

Self

Maya Rudolph

Self

Jerome Benton

Self

Lisa Coleman

Self