George's curiosity causes a problem at the chocolate factory, but his quick thinking and speedy action on the assembly line help save the candies.

When they go to the city to see the sights, Curious George gets separated from his friend and has many adventures before they are reunited.

When the man with the yellow hat tells George that he is planning a surprise, of course George is curious. Before long George finds a hat, noisemakers, decorations, and games. It must be a birthday! But whose birthday is it? That's the surprise!