>>8859181
Realistically there would have been some grumbling from parents but Pixar would have just about gotten away with it. The censorship makes Sunny feel more scandalous than she actually was. Chances are a lot of people would have barely even thought about a tacky (but well made) old short after the main feature.
...unrealistically, every mom in the theater would have grown a sudden predilection for beach vacations and cat-eye sunglasses