This is the second half of the semifinals round to determine the Last Comic Standing. Richard Belzer and Steve Schirripa return again for this second half of the semifinal round to help determine who moves on to the next round, and those who do not. At the end, only 12 comedy acts will move on to the next round and continue to compete to be the Last Comic Standing.

After a wild opening Broadway routine choreographed by Tice D'Orio, it was time to cut two more contestants on Thursday's episode of "So You Think You Can Dance- But first, viewers were treated to a montage of D'Orio ripping into dancers during the earliest audition rounds.

Andy takes an improv-comedy class. Brendan indulges in self-medication because his life isn't going so well. Bobby and his girlfriend have some issues to deal with.

In episode 603, it's time to take a closer look at the National Aeronautics and Space Administration, a government agency that spends scads of taxpayer money to achieve what private industry might be able to do more profitably and efficiently.

Susan goes against Bruce's wishes when she decides to go to the fundraiser at the Deckers to help raise money for the star of the controversial film who is having legal trouble.

A rookie policewoman, Danny Bannerman, is left to guard a serial killer dubbed "The Eater". The night becomes precarious when her fellow officers begin to act strangely.

When the deputies grow dissatisfied with their undercover assignments, they hire a Hollywood acting coach (Ryan Stiles) to help them behave more like criminals and drug addicts.

The guests on this episode are Phill Jupitus, Claudia Winkleman, Gabby Logan and Mark Watson.