Acting Patrick Simmons Acting The Doobie Brothers - Live at Wolf Trap Himself - Guitars, Banjo, Vocals 2004 Let it Rock: Volume 1 Self - The Doobie Brothers 2003 Farm Aid 2001 - A Concert For America Himself - The Doobie Brothers 2002 Biker Women Self 1996 The Doobie Brothers: Rockin Down the Highway - The Wildlife Concert 1996 The Doobie Brothers: Live At The Greek Theatre Himself 1982 Agent-readable