When the Bradys spend their first night in their new home, they find themselves with two unexpected houseguests: Lee Majors and Farrah Fawcett.
When Bobby asks Milton Berle to appear on the show, the showman promptly runs amok.
When Greg decides to move out on his own, Vincent Price warns him that his new apartment is haunted.
When his family criticizes his singing and dancing talents, Mike decides to prove he can carry a tune. But when he teams up with Charo for rehearsal, Carol becomes jealous.
Rich Little develops amnesia and believes he's one of the Brady children.
Marcia announces her engagement to Winston Beaumont (Robert Hegyes), a carefree hippie. Meanwhile, Redd Foxx lurks around the set in preparation for his upcoming variety show, The Redd Foxx Comedy Hour.
When the Brady Kids announce that they've invited the kids from What's Happening!! to appear on their variety show, their parents inform them that a last-minute addition to the show is not possible.
When Paul Williams arrives to rehearse for the show, he confesses his love for Carol. Meanwhile, Jan swoons over guest star Lynn Anderson.
The Brady kids fear their father is not talented enough to appear on their variety show, so Bobby schemes to replace him with Tony Randall.
Opening number, "Baby Face" (Davis/Akst) (all) Greeting sketch in which the Bradys can't decide who will talk first, so they take a number. Each member of the family is introduced to the audience. Mike is extremely nervous and falls into the pool during the encore. (Commercial break) Interior living room of a new house never seen in the original Brady Bunch. The Brady kids decide to dump their father from the show because, according to Bobby, "he's stinking up the act". Carol becomes angry and accuses them of being "miserable, ungrateful kids". Tony Randall rings the doorbell seeking his script for this week's show, Bobby suggests he replace Mike as their father. Mike overhears from upstairs, and agrees Tony Randall would be a terrific Mike Brady. Mr. Randall declines the part, and the kids begin to feel guilty. Bobby proclaims that only Mike Brady can play their father on the show. Dissolve to: Musical number, "One" from A Chorus Line (Kleban/Hamlish) (all)