The Adventures of Ozzie and Harriet - "Curiosity " (1953 Season 1)

Ozzie and Harriet try to kill each other's cat with curiosity.

Director: Ozzie Nelson
Writers: Don Nelson (television play), Bill Davenport (television play)
Stars: Ozzie Nelson, Harriet Nelson, David Nelson, Ricky Nelson

https://www.imdb.com/title/tt0859777/?ref_=tt_ep_nx