Greg Campa.k.a. Smash MouthThis product uses the TMDb and OMDb APIs but is not endorsed or certified by either TMDb or OMDb.You can also find this person on TMDb.org and IMDb.com.CreditsCastCharacterMovie / TV ShowGenresReleaseRatingSmash Mouth (Guitar/Vocals)Rat RaceAdventureComedy17 Aug 200163% · 1,773All credits on TMDb.org.