Acting Gabrial McNair Acting No Doubt | iHeartRadio Music Festival Self [No Doubt] 2012 No Doubt | The Videos 1992-2003 Self 2004 No Doubt | Rock Steady Live Self - Trombone / Keyboards / Vocals 2003 No Doubt - Live In The Tragic Kingdom Himself - Trombone, Keyboards, Vocals 1997 Agent-readable