Duets: Vem Cantar Comigo
Voltar
Gwyneth PaltrowLiv
Scott SpeedmanBilly
Maria BelloSuzi Loomis
Paul GiamattiTodd Woods
Andre BraugherReggie Kane
Huey LewisRicky Dean
Angie DickinsonBlair
Brent ButtKansas Motel Clerk
Michael BubléFinale Singer
Kiersten WarrenCandy Woods
Marian SeldesHarriet Gahagan
Lochlyn MunroRonny Jackson
Steve OatwayRalph Beckerman
Aaron PearlBuddy
Warren TakeuchiTexas Trooper #1
James CameronKaraoke singer (sem créditos)
Maya RudolphOmaha Karaoke Hostess- Kolja LiquetteHospital Orderly (sem créditos)
- Amanda KravatRedhead
Keegan Connor TracySheila