All Cast

David Foster

David Foster

Self

Seal

Seal

Self

Donna Summer

Donna Summer

Self

Martina McBride

Martina McBride

Self

Natalie Cole

Natalie Cole

Self

Ruben Studdard

Ruben Studdard

Self

Jake Zyrus

Jake Zyrus

Self

Chaka Khan

Chaka Khan

Self

Kenny Loggins

Kenny Loggins

Self

Michael Bolton

Michael Bolton

Self

Jackie Evancho

Jackie Evancho

Self

Lara Fabian

Lara Fabian

Self

Gary Wright

Gary Wright

Self