In the second-season opener, mother of eight Kate Gosselin leaves her rigidly ruled home in Pennsylvania and swaps places with former Playboy Playmate Kendra Wilkinson, who lives a laid-back life in Los Angeles.

Coolio's independent girlfriend swaps places with Mark McGrath's wife, who receives child-care help from her parents and a nanny.

Gilbert Gottfried's wife, who's grown accustomed to her husband's frugal ways in their tiny New York City apartment, switches places with Alan Thicke's spouse, who often throws extravagant dinner parties at their spacious California ranch.

Bristol Palin and Melissa Rivers swap places. Bristol tries to inject some fun into the Rivers' strict regime, while Melissa strives to add structure to the unruly Palin household.

The girlfriend of retired wrestler Ric Flair leaves behind her lavish, fast-paced life in North Carolina and swaps places with the wife of former wrestler Rowdy Roddy Piper, who lives a quiet, somewhat secluded life in the mountains of Oregon.

Actress and singer Nia Peeples leaves her surfer husband and mobile California beach home and swaps places with 1980s pop star Tiffany, who lives a busy life in Nashville, where she and her husband each run separate businesses.

Lorenzo Lamas' wife leaves her two jobs and home in Beverly Hills and swaps places with Andy Dick's former love interest, who lives on the same property as Andy and his new girlfriend in Calabasas, Cal., and who chauffeurs Andy around to his appointments.

Former VJ "Downtown" Julie Brown leaves her relaxing, slow-paced lifestyle and swaps places with retired WNBA player Lisa Leslie, who has her family adhere to strict schedules for activities, dinner and bedtime.

In the Season 2 finale, the wife of Gerardo Mejia leaves behind her many chores at the home where her husband hosts a weekly Bible study, and swaps places with Sisqo's girlfriend, who color coordinates her outfits with Sisqo and abides by a strict diet.