Nitrate

The Brady Bunch · S3 · E5

My Sister, Benedict Arnold

  • TV-G
  • Oct 15, 1971
  • 25 min

Greg is furious when he discovers Marcia is dating Warren Mulaney, his arch rival who beat him out in a basketball rank. To get revenge, Greg begins dating the woman who beat Marcia out in cheerleading.

About this episode

Greg is furious when he discovers Marcia is dating Warren Mulaney, his arch rival who beat him out in a basketball rank. To get revenge, Greg begins dating the woman who beat Marcia out in cheerleading.

Season 3

23 episodes
  1. 1Ghost Town, U.S.A.

    25 minSep 17, 1971

    The Bradys set out for a family vacation to the Grand Canyon. However, en route, the family stops in an old ghost town where an old prospector locks them in a jail cell.

  2. 2Grand Canyon or Bust

    25 minSep 24, 1971

    After escaping the jail cell, the Brady finally arrive in the Grand Canyon and set up camp. Later, the family is thrown into a panic, when Bobby and Cindy get lost in the canyon while chasing and Indian boy.

  3. 3The Brady Braves

    25 minOct 1, 1971

    Bobby and Cindy find their way back to camp bringing relief to a worried Mike and Carol. However, Bobby and Cindy's wanting to help the Indian boy, Jimmy, in his quest of running away to become an astronaut gets them into more trouble.

  4. 4The Wheeler-Dealer

    25 minOct 8, 1971

    Greg buys his first car for $100 from his friend Eddie who made the car into something it's not. Finding that he has been stuck, Greg attempts to do the same thing Eddie did, when he tries to sell the car.

  5. 5My Sister, Benedict Arnold

    25 minOct 15, 1971Now viewing

    Greg is furious when he discovers Marcia is dating Warren Mulaney, his arch rival who beat him out in a basketball rank. To get revenge, Greg begins dating the woman who beat Marcia out in cheerleading.

  6. 6The Personality Kid

    25 minOct 22, 1971

    Convinced he doesn't have personality, Peter goes all out to try to get one. After imitating celebrities, Peter decides to try a funny personality in which he stocks up on jokes and plans to show his new personality off at a party.

  7. 7Juliet is the Sun

    25 minOct 29, 1971

    When Marcia gets the lead as Juliet in the school play, she lets it go to her head, which causes her to become unbearable at home and at school and plays as the major reason why she is replaced by her understudy.

  8. 8And Now, A Word From Our Sponsor

    25 minNov 5, 1971

    A commercial producer discovers the Brady family while they are grocery shopping, one afternoon. He quickly wants them to be in a laundry soap commercial and soon the problem is whether or not to do the commercial since they don't use the product.

  9. 9The Private Ear

    25 minNov 12, 1971

    Peter begins to secretly eavesdrop in on his siblings private conversations with the help of Mike's tape recorder. This cause sibling rivalry and discord between his brothers and sisters.

  10. 10Her Sister's Shadow

    25 minNov 19, 1971

    Tired of being in Marcia's shadow, Jan is determined to do something that Marcia never did. However, Jan becomes more depressed when she fails to make the pom-pom team and her friend makes the squad. Then she wins first prize in the essay contest and finds out her teacher made a mistake in scoring.

  11. 11Click

    25 minNov 26, 1971

    Greg wants to be on the football team, but Carol is against it, fearing that he's going to get hurt. Carol's fears come true when Greg fractures a rib. Meanwhile, Bobby gets a camera.

  12. 12Getting Davy Jones

    25 minDec 10, 1971

    Marcia makes a promise that she will get Davy Jones to perform at the prom. A promise she quickly learns is going to be very difficult to keep, since trying to get a hold of him is almost impossible.

  13. 13The Not-So-Rose-Colored Glasses

    25 minDec 24, 1971

    After taking the wrong bike from school and when her grades begin to slip, Jan learns she may need glasses. Meanwhile, Mike's anniversary gift to Carol is a portrait of the six kids. The trick is getting the kids to the photographer without Carol finding out.

  14. 14The Teeter-Totter Caper

    25 minDec 31, 1971

    When Bobby and Cindy are not invited to a wedding because they're too young, they set out to do something important. Their goal, break a teeter-totter record.

  15. 15Big Little Man

    25 minJan 7, 1972

    Bobby becomes extremely self conscious about his height and tries different ways to make himself "big." First he tries stretching himself, and then he decides to improve his mind by memorizing a bunch of worthless facts.

  16. 16Dough Re Mi

    25 minJan 14, 1972

    Greg, wanting to make a record, books a recording studio and plans on singing a song with his siblings. However, when Peter's voice begins to change, his hopes of recording his planned song are dashed.

  17. 17Jan's Aunt Jenny

    25 minJan 21, 1972

    Jan discovers her Aunt Jenny looked exactly like her when she was young. Curious about how she looks now and thinking perhaps that is how she'll turn out to look, Jan asks her for a picture of her now. This causes Jan to become distressed since Jenny, now, doesn't look to attractive.

  18. 18The Big Bet

    25 minJan 28, 1972

    Bobby bets Greg that he can't do twice as many chin-ups as him. Greg, confident he'll win sits back while Bobby practices. However, Greg is totally unprepared when he looses and Bobby begins taking advantage of the terms of winning.

  19. 19The Power of the Press

    25 minFeb 4, 1972

    Peter is popular with his classmates when they find their names in his newspaper column. When he starts getting a poor grade he decides to improve it by flattering his teacher.

  20. 20Sergeant Emma

    25 minFeb 11, 1972

    Alice has decided to take a well deserved vacation, but feeling like she's deserting the Brady family, she calls in her cousin, Emma. The Bradys are in for a big surprise when she turns to household into an army barracks.

  21. 21Cindy Brady, Lady

    25 minFeb 18, 1972

    Feeling immature because she is the youngest, Cindy feels that she isn't appreciated until she gets a mysterious letter from a secret admirer.

  22. 22My Fair Opponent

    25 minMar 3, 1972

    For a joke, Molly Webber, a plain Jane, is nominated for hostess on Banquet Night. This practical joke sends Marcia on a mission to transform Molly into a knockout and she succeeds but discovers she may have succeeded to much when she finds herself running against her.

  23. 23The Fender Benders

    25 minMar 10, 1972

    Carol is in a car accident with a man who agrees to pay the damages. However, a short while later, he changes his mind and Carol finds herself summoned to court with Bobby and Cindy testifying against her.

Guest stars

Gary RistWarren Mullaney