Boner flunks out of college and joins the Marines.

Carol's boyfriend is injured drinking and driving.

Mike writes test answers on his shoe soles.

Mike and his friends go to a college party and have to decide whether to use drugs or not.

Ben invites a street girl home for the holidays.

A new school year brings boredom, bullies, and romantic mix-ups.

Jason embarrasses Mike at a Bruce Springsteen concert when they are interviewed together.

Maggie wants Jason to fire the elderly handyman he hired to fix the furnace, but he refuses because the man is a friend.

Ben gets spooked at the prospect of asking a girl to a Halloween party; Jason becomes a disruptive force at Lamaze class.

Carol sneaks out of the house for a date.

Mike takes Ben girl chasing.

Mike's infatuation with a Madonna look-alike worries Maggie.

Mike doodles on his aptitude test and winds up with an IQ score of 27.

Ben gives Jason a very expensive birthday present, causing speculation on how he can possibly afford it.

Mike's practical-joker uncle Bob visits from the hereafter.

A cheerleader befriends Carol solely to meet Mike.

A travel snafu strands Julie with Mike.

Jason and Maggie want to go to a mountain lodge for a weekend, but are reluctant to leave the kids alone.

Ben has been calling an X-rated phone service.

Carol spreads rumors about herself and a "hunk".

A con man sells Mike a "magic" rock.

Mike plays Cupid for smitten Ben and his baby sitter.

The Seavers hire a nanny for Chrissy.

While on a Valentine's Day dinner date with Kate, Mike runs into Julie at the restaurant.

Jason fumes when Maggie spends long hours on a toxic waste story with handsome co-worker Fred.