The Nanny - Season 5 Episode 4 Fransom

Needing extra money for Yetta's bridal shower, Fran is hired by to be Chester's dog walker. As Fran and Gracie are strolling in Central Perk, a man distracts them and steals Chester. He asks for $20,000 for Chester to be returned safe, and for that much money Fran and Val decide to take over the investigation and rescue Chester themselves, but of course they also end up being kidnapped. Now the kidnapping couple is asking for $40,000 to return the ladies and the dog. Mr. Sheffield goes out for the rescue, but Fran gets rid of the kidnappers with some laxative chocolate Yetta gave her.