7th Heaven - Season 6 - Eps 19: Letting Go
A startled Eric catches Mary and Lucy in the kitchen with Ben and Kevin in the middle of the night. The guys end up spending the night in the living room with Mary ad Lucy. Ben and Kevin's sister calls the house to inform Ben and Kevin that their mom is going out with a neighbor. Eric suspects that Ruthie knows a secret about Matt and Sarah and thinks they are married already. Meanwhile, an older couple seeks guidance from Eric when they can't seem to let go of their forty-four-year-old son, who has run away from home.
About 7th Heaven

Title: 7th Heaven
First Air Date: 1996-08-26
Last Air Date: 2007-05-13
Status: Ended
Rating: 6.4/10 (from 205 votes)
Language: EN
Seasons: 11
Total Episodes: 243
Network: The WB The CW
Genres: Family, Drama, Comedy
Production Companies: Spelling Television, CBS Studios
Synopsis
Reverend Eric Camden and his wife Annie have always had their hands full caring for seven children, not to mention the friends, sweethearts and spouses that continually come and go in the Camden household.
Cast

Stephen Collins
Eric Camden

Catherine Hicks
Annie Camden

Beverley Mitchell
Lucy Camden

George Stults
Kevin Kinkirk

Nikolas Brino
Sam Camden

Lorenzo Brino
David Camden