When Castle and Beckett are called to a wedding to investigate the death of a bridesmaid, Castle is stunned to discover that the soon-to-be bride is his old flame, Kyra, "the one that got away." Complications ensue as Kyra, caught off-guard by Castle's reappearance in her life, wonders if she's marrying the right guy. With the nuptials forestalled and the entire wedding party under suspicion, Beckett questions Castle's ability to be objective about the case. But when it looks to Beckett like Castle and Kyra might rekindle their romance, her judgment may be compromised as well.

Tonight: Stay out of Jennifer Connelly's kitchen! Plus: Dave's advice to NBC, Paul Teutul Sr. and Ryan Bingham.

The 15 remaining ladies move into their mansion. Group dates include a magazine shoot and a trip to an amusement park. One lucky lady flies with Jake to Palm Springs for a Chicago concert. At the rose ceremony, 3 women are eliminated.

Leonard is aghast to find out a secret of Penny's: she believes in psychics. Meanwhile, Sheldon tries to assist Koothrappali in picking up a girl at a university mixer.

Eugene Jarecki speaks out against large banks, and Morgan Freeman says untrustworthy things.

Episode info coming soon ..

In the first of Sky One's specials celebrating 20 years of "The Simpsons", Ricky Gervais takes you behind the scenes to see how the show is made, talking to those who put each episode together, plus celebrity fans like Simon Cowell and Hugh Hefner.