His acting credits include roles in Battle for the Planet of the Apes , Phantom of the Paradise ( a retelling of Phantom of the Opera ; Williams also wrote the music ) , Little Enos Burdette in Smokey and the Bandit , and Miguelito Loveless Jr. in The Wild Wild West Revisited . His most recognizable role is `` Little Enos Burdette '' in Smokey and the Bandit . He also played Miguelito Loveless Jr. in The Wild Wild West Revisited , a reunion movie of the original Wild Wild West , and played himself , singing a song to Felix Unger 's daughter Edna , in `` The Odd Couple . ''