第 4 季 共 13 集
播出时间：2007年9月19日
第 1 集 When Worlds Collide, Part 1
播出时间：2007年9月19日
In part one of the fourth season premiere, host Mike Richards is joined by season three's Nate and Jennylee on a nationwide search for the new season's beauties and geeks.
第 2 集 When Worlds Collide, Part 2
播出时间：2007年9月19日
In part two of the fourth season premiere, the twenty chosen contestants soon realize that they are in for a very unique season as the new cast includes a male beauty and a female geek. Afterwards, the finalists pair up during a barbecue and get to meet their new partners.
第 3 集 Opposites Attract
播出时间：2007年9月26日
Things are shaken up when the male beauty and the female geek finally move into the mansion. Meanwhile, the geeks are challenged to write an autobiographical rap to be performed for Three 6 Mafia, and the beauties must study politics and later put their newfound knowledge to the test while debating each other.
第 4 集 Double Dare
播出时间：2007年10月3日
After a champagne celebration and a game of Truth or Dare take place, a romance begins to happen in the house between two contestants. Meanwhile, the beauties must study anatomy, and are later challenged by locating and drawing organs on their partner's body. The geeks, on the other hand, are challenged to put together romantic gifts.
第 5 集 It's Not Rocket Science
播出时间：2007年10月10日
The house romance takes a turn that could ruin one of the teams. Meanwhile, as voted by viewers, the geeks are challenged to massage the ladies while the beauties are challenged with rocket science.
第 6 集 It's Good to Be King
播出时间：2007年10月17日
It's makeover time! The geeks get their new looks and later put them to the test in the Beauty and the Geek prom, where one of them is named king. Meanwhile, the beauties are required to teach a third-grade class.
第 7 集 Super Geek
播出时间：2007年10月24日
The geeks must create superheroes and design their own costumes. The beauties, meanwhile, are required to provide the back story for their partner's super creation.
第 8 集 A Look Back
播出时间：2007年10月31日
With only five weeks until the season finale, the show is taking viewers back to the special moments of season four and also treating its audience to never-before-seen footage of the contestants.
第 9 集 Viva Mexico!
播出时间：2007年11月7日
The remaining contestants travel to Mexico, where one geek comes out of his shell and another is pushed to limits. For their challenges, the beauties must face each other in a memory competition while the geeks compete for immunity in a dance-off. Finally, a new twist promises to turn the competition upside down.
第 10 集 Raising the Bar
播出时间：2007年11月14日
It's down to the final four teams, and tension and second guessing begin to take over the mansion. For their challenges, the beauties must get personal with creepy crawlers and the geeks must battle it off at a bar tending challenge that will test their confidence.
第 11 集 Whine and Dine
播出时间：2007年11月21日
The three remaining teams go to a vineyard for a wine-making challenge.
第 12 集 Meet the Parents
播出时间：2007年11月28日
The final two teams go to each other's hometowns and meet each other's parents. Later, the contestants are shocked to discover that a major twist has the final showdown be something completely unexpected.
第 13 集 And the Winner Is...
播出时间：2007年12月5日
In the fourth season finale, all ten teams are reunited for one last time. At the end of the encounter, the winning team is revealed.
