Duet.

About Duet

Duet is an American sitcom that aired on Fox from April 19, 1987, to May 7, 1989. Originally, the story centered on the romance of a novelist and a caterer, but gradually the focus shifted to their yuppie friends and the show was rebranded as Open House. The series was created by Ruth Bennett and Susan Seeger, and was produced by Paramount Television.