When the Buddies are at the drive-in, 101 Dalmatians is playing. When they first arrive, the movie is near the beginning where Pongo and Rodger are at the park. As they enter the projection room, the movie is suddenly near the middle just after the puppies are born. When they walk in front of the projector, it has skipped to the end where the puppies are trying to escape Cruella.
(at around 23 mins) The donut on the ground has been bitten into, but next shot of donut there is no bite.