The final appearance of Giovanni Ribisi (billed here as Vonnie) as Ollie's best friend and Kelly's boyfriend, Duffy finds Kelly becoming jealous of a flirting girl which leads to their break up.
Beach Boys legend Brian Wilson plays a singing teacher in one of four elaborate musical numbers dramatizing Kip's infatuation with a "New Girl in School," and another in which each member of the cast sings solo.
A depressed Eddie Haskell suddenly decides he should become a country-western singer at a local talent show that doesn't go well, while Wally tries to help his young son Kevin ride his bicycle without training wheels.
June falls for a Japanese client of Beaver's and Lumpy's and winds up in a long, passionate kiss with him before learning something disturbing about him, all while Wally is suffering from back pains.
Oliver makes his family's life miserable when he isn't allowed to get a slingshot and talks Kelly into defying her parents' orders to clean her room, leading to a lengthy and disruptive stand-off.
Kip callously dumps his date for the junior prom when his first choice accepts his offer at the last-minute, while Freddie struggles to raise enough cash to pay for a hot date, leaving both of them together alone on prom night.
Cast and crew celebrate halfway point of season with a party, songs, and comments, as well as a tribute by Tony Dow to series creator Joe Connelly at his home with his extended family.
June reminisces (black-and-white re-creations) about the night she met Ward at a USO dance, his awkward first steps, his charm that won her over, and Aunt Martha trying to prevent her from seeing him again.
When Mayfield outlaws people living and sleeping on public property, Freddie and June open their homes to homeless Hank, Freddie's billboard contest friend.
When Kip connects Oliver with his date's younger sister, all goes so well that Oliver falls head-over-heels in love and smothers the girl, leading to her dumping him just before a dance.
June reminisces (black-and-white re-creations) about the night she met Ward at a USO dance, his awkward first steps, his charm that won her over, and Aunt Martha trying to prevent her from seeing him again.
When Kelly accidentally deletes Mary Ellen's first story for her new job at the Mayfield newspaper, she makes it worse by submitting her own story that gets her mother fired.
While Wally is trying to defend Eddie in court he winds up going after him when Eddie's shenanigans cause Wally and Mary Ellen to miss their gift vacation from Beaver and Lumpy to Key West.
Beaver's son Oliver (John Snee) gets upset when his best friend Duffy (Giovanni Ribisi as Vonni) becomes the boyfriend of his cousin Kelly (Kaleena Kiff).
Kip's aspiring-star girlfriend creates a rift in the band and his relationship with Freddie as they sing Fire in the Gym, and Jerry Mathers revives his 1960s record Happiness Is by singing with Kip and Freddie.
Kelly hosts her first boy-girl party where she and Oliver get their chance at a first kiss in a game of Spin the Bottle. Also the debut of Troy Davidson as the suddenly preschool-age Kevin, son of Wally and Mary Ellen.
The 1957 pilot for the original series that had different actors for Ward and Wally, different roles for actors who played Mr. Rutherford and Miss Canfield, and an Eddie Haskell-type character played by Harry Shearer.