S1·E6 Feline Fatale

When Toodles hires Tom and Jerry to investigate and protect her against a threat to her Tuna can inheritance. They go investigate, and a mysterious figure keeps trying to hurt them. They discover Butch was also hired by Toodles to protect the tuna. Spike was guarding the cans, but was distracted by the fighting and leaves the cans unprotected. They discover Toodles wasn't being completely honest with her story.