Alright, I think I found one.
Nick Makes Love to a PigTonight is Right for Love
Tonight is right for love,
You know I wanna touch you where Miss Piggy don't go.
Tonight is right for love,
Love gravy...
Expression love so sweet,
You know I wanna love you like a pig in heat,
Tonight is right for love,
Love gravy...
Ooooh, tonight, ohhhh, it's right,
Ooooh, tonight is right for love,
love gravy...
Tonight is right for love,
Love graaaaaavyyyy.