One Plus One Equals Too Many

Peter accepts a job with Barnaby Baby Foods, resigning from Brahms and firing Greta. He then finds out that Barnaby has checked him out and wants to meet Mrs. Christopher at a dinner with he and his wife. Greta refuses to go so Peter hires an actress, Sally. Greta changes her mind after discovering Peter has had her phone and utilities shut off. Peter suddenly finds himself at the restaurant with the Barnabys and two occasional wives. Mrs. Barnaby thinks Greta is Peter's wife while Mr. Barnaby believes Sally is. Can Peter keep them from finding out the truth? The man-in-the-middle is washing the blinds on his fire escape window.