Aaahh!!! Real Monsters (1994)

S3E2 Simon's Big Score

Ickis, Krumm, and Oblina decide to creep into Simon's house with the intention of giving him a fright. However, after successfully startling him, they realize that Simon might have figured out where to find them. To their surprise, he appears at the most unexpected moments. What could be giving him the upper hand?