(ALL TIMES ET)

10PM | ABC
Castle – When Beckett heads to Los Angeles to track down a lead on the person she suspects of murdering her former partner, Castle tags along and visits the set of the movie adaptation of his book, Heat Wave. Among the episode’s guest stars: Gene Simmons, D.B. Sweeney and Prison Break star Dominic Purcell.

8PM | NBC
Chuck – It’s supposed to be a spy-free event when Chuck agrees to focus on his bachelor party, but some unexpected visitors, plus Ellie’s discovery of some major info on her dad’s old computer, take the celebration in a different direction.

8PM | FOX
House – Candice Bergen guest stars as cuddy’s mother, who threatens her daughter and House’s medical licenses when she considers filing a lawsuit against the hospital.

8PM | CBS
How I Met Your Mother – While Ted plans a romantic weekend with Zoey, Barney and Marshall argue about the Arcadian.

8:30PM | FOOD NETWORK
Kid in a Candy Store – Adam‘s quest: Find sweet treats with tropical flavor, like Rainbow Coconut Bars and Turkish Taffy.

10PM | BRAVO
Bethenny Ever After – While preparing for the Skating With the Stars finale, Bethenny also tries to plan family time with Jason and plan her big bus tour.

10PM | MTV
The Hard Times of RJ Berger – Weezer guest stars as RJ tries to figure out a way to snag fake IDs and tix to a 21-and-over concert by the band, all to impress Amy.

10PM | CBS
Hawaii Five-O – Rick Springfield guest stars as a famous fashion photog who meets a violent end when he goes to Hawaii to shoot the cover of a magazine’s swimsuit issue.

10PM | SHOWTIME
Nurse Jackie – Jackie continues to freak about Kevin encouraging a match up between Eddie and Kevin’s sister, while Coop is freaking out about his moms and Mrs. Akalitus is in a tizzy because the hospital’s religious statues are being removed.

10PM | NGC – 7TH SEASON PREMIERE
Taboo – People obsessed with their fantasy lives is the topic, and includes a creepy California dude who persists in living as a baby.

11PM | TBS
Conan – Is Will Ferrell going to make good on his threat to shave Conan‘s beard? Tonight’s the night we’ll find out.

Worth flipping to during commercials:
– Teddy has doubts about Marco when he catches him in a lie on 90210 (8PM, The CW);
– It’s week seven of performances on Dancing With the Stars (8PM, ABC);
– The only one sure about Amy moving in with Ricky is Amy on The Secret Life of the American Teenager (8PM, ABC Family);
– Is Senior ready to make up with Junior and Mikey on American Chopper: Senior Vs. Junior (9PM, Discovery)?;
– Jury tampering is just the tip of the iceberg when a crooked city official gets away with misdeeds on The Chicago Code (9PM, Fox);
– Leila and Michael try to rescue Simon on The Event (9PM, NBC);
– Serena threatens what could be a very happy moment for Blair on Gossip Girl (9PM, The CW);
– Four back-to-back episodes of It’s Always Sunny in Philadelphia on Comedy Central (9PM);
– Bad news threatens Emily’s career on Make It or Break It (9PM, ABC Family);
– The detectives investigate a series of bank robberies that also involve kidnapping on Law & Order: Los Angeles (10PM, NBC);
– Back-to-back new Pawn Star$ episodes (10PM, History) features original Spider-Man artwork.

And the late-night line-up:
– The Daily Show with Jon Stewart (11PM, Comedy Central): Philip K. Howard;
– The Colbert Report (11:30PM, Comedy Central): Francis Fukuyama;
– The Late Show with David Letterman (11:35PM, CBS): Tracy Morgan and Rex Ryan;
– The Tonight Show with Jay Leno (11:35PM, NBC): Paul Walker and Donny and Marie Osmond;
– Lopez Tonight (Midnight, TBS): Mark Ruffalo and Yvette Nicole Brown;
– Jimmy Kimmel Live (12:05AM, ABC): Rene Russo and k.d. lang;
– Late Night with Jimmy Fallon (12:35AM, NBC): Judd Apatow and LL Cool J;
– The Late Late Show with Craig Ferguson (12:37AM, CBS): Matt Lucas and Mindy Kaling;
– Last Call with Carson Daly (1:35AM, NBC): Mark Burnett (REPEAT).