Alien Encounter

Oooh, Ball! is one of the Toy Story Treats that aired on ABC's One Saturday Morning in 1996.

Plot
The Squeeze Toy Aliens are seen exploring Andy's room when they stop to admire a ball in excitement. They see Woody standing next to the ball posing for their attention, and then go back to admiring the ball again.

Trivia

 * The ball is the same one from Luxo, Jr., which has made an appearance in many Pixar films and shorts.