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Twenty-somethings learn they must live like it is the 1990s in order to win $90,000.
Houseguests compete in a music video challenge with help from Joey Fatone.
Bill Bellamy teaches the housemates how to up their dating game in a pick-up challenge.
The housemates are put through a movie challenge that brings rivalries to a head.
Kel Mitchell and Lori Beth Denberg from "All That" help the housemates.
Kid 'n Play and Pepa and Spinderella help the housemates in a rap battle.
Joey Lawrence helps the housemates transform into famous '90s icons.
The final three housemates must deliver a show-stopping performance in front of a live audience.
