The remaining 6 dancers performed an opening number choreographed by Mia Michaels and set to "Hide and Seek." Then, Cat showed a recap of last week's dances and backstage clips from last week.

Fourth-round voting results are revealed. Judges Brandy, David Hasselhoff and Piers Morgan offer their opinions on the act chosen by viewers to go to the finals. Also: the Hoff sings his new single, "Jump in My Car"; a performance from Cirque Du Soleil's "Zumanity"; and comedian Tom Green attempts to ride a skateboard through a ring of fire.

The fourth houseguest is evicted from the Big Brother house.

Ride Owner: Tad. 23 year old male.

Owner's Ride: 1989 Range Rover.

Hardships at the office bring Peter and Sunny closer together when they must deal with the allegations that a biker sponsored by the company has been using illegal drugs. Nina's attraction to Cameron is distracting her ability to make preparations for the kids' school play. Damien and Frankie go on a road trip, and Beth meets a French chef at Maggie's restaurant. Meanwhile, Sean is still looking for clues about Zoe while Tally is ready to give up the search.

Driven by Frank's insight into the world of politics, Dennis pursues a political career by running for office.

TONIGHT: Actor and star of It's Always Sunny In Philadelphia, Danny DeVito.

Tonight Stephen welcomes trial lawyer and veteran of the Iraq War, Paul Hacket III.