Self

Paul McCartney

Self

Ringo Starr

Self

Mickey Madden

Self

James Valentine

Self

Matt Flynn

Self

PJ Morton

Self

Sam Farrar

Self

Stevie Wonder

Self

Jeff Lynne

Self

Joe Walsh

Self

Dhani Harrison

Self

Ed Sheeran

Self

David Letterman

Self

Keith Urban

Self

Dan Reynolds

Self

Wayne Sermon

Self

Ben McKee

Self

Daniel Platzman

Self

Dave Grohl

Self - Eurythmics

Annie Lennox

Self - Eurythmics

Dave Stewart

Self

John Legend

Self

Alicia Keys

Self - Host

LL Cool J

Self

Brad Paisley

Self

Pharrell Williams

Self

Gary Clark Jr.

Self - Bass

Don Was

Self - Guitar

Steve Lukather

Self - Guitar

Peter Frampton

Self - Organ

Rami Jaffee

Self - Keyboard, Piano

Greg Phillinganes

Self - Drums

Kenny Aronoff

Self

Lenny Castro

Self / Nigel Spasm

Eric Idle

Self - Background vocals

Kari Kimmel

Self - Background vocals

Judith Hill

Self - Background vocals

Carmel Echols

Self - Maroon 5 (uncredited)

Adam Levine

Self

John Mayer

Self

Kate Beckinsale

Self

Anna Kendrick

Self

Jeff Bridges

Self

Sean Penn

Self

Jesse Carmichael

Writer

Ken Ehrlich

Director

Gregg Gelfand

Writer

David Wild