Continuity mistake: When the twins are singing about Brad for the talent show, and Michael was playing the piano (you have to listen and watch), his hands are suppose to go across the keys but he is still doing the fake up-and-down-hand-move.
Continuity mistake: After we see the twins push Crater-Face into the pool, we see them a couple of scenes later after Michael reveals himself as the mystery rider and we notice that the twins are completely dry.
Visible crew/equipment: During the first encounter of the "Cool Rider" the police show up and he jumps over the car. In the rear shot, you can see the ramp on the ground under the police car that the stunt man used to jump the car.
Trivia: In <Grease, the license plate seen on Kenicke's car at the start of "There Are Worse Things I Could Do" appears inside a T-Bird locker in this sequel, when Maxwell Caulfield is confronted by the T-Birds.
Question: At the bowling alley Johnny says he's going to cure Paulette of her disease. The guys ask what disease, he says "emphysema" and they all go "ooh." Well I don't get it. Can someone please explain?
Question: On the soundtrack Dimucci sings the song "Do it for our Country" as a solo number. In the film it's a duet with Sharon. Does anyone know why they changed it in the film, or let Peter Frechette sing it alone on the soundtrack?