It's a young vs. older clash, with two teams of couples in their 20s in competition with two teams of couples over 40. Included: a tug-of-war on the roof of a very tall building; a challenge that involves Madagascar hissing cockroaches; and a highway-driving stunt.

The Season Finale starts out with the three remaining comics on stage to find out who received the least amount of votes from last week's America vote. The final two comedians then perform to see who will be the named the "Last Comic Standing."

The nominated houseguests (James and Janelle), the current HOH (Danielle) and three other houseguests compete for the Power of Veto (PoV) and the chance to take someone off the chopping block.

Spencer is apparently abducted by aliens and then returned to Earth the next day inside a crop circle. Also, the town is visited by Congressman Arnold Faraday, whose committee is responsible for Eureka's government funding.

Mike helps a family in New Jersey demolish and recycle parts from 100 year old buildings on a college campus.



Then Mike enters the dangerous world of a coal miner in upstate Pennsylvania.

Following a meeting with Janet, Tommy has yet another confrontation with Johnny; Teddy's conjugal visits with Ellie prove to be a letdown; and Franco tries to befriend his new girlfriend's mentally challenged brother. Elsewhere, Tommy keeps his vigil at Stack's bedside.

Svetlana's looking forward to her boyfriend visiting for her birthday, but she doesn't know that Tyler is planning a surprise for him. And as Paula's therapy ends, she reflects on how she's changed.

TONIGHT: Host of the Nightly News with Brian Williams on NBC, Brian Williams!

Tonight, New York Times columnist and author of Forty Million Dollar Slaves: The Rise, Fall and Redemption of the Black Athlete, Bill Rhoden.