While investigating the death of an Irish mobster, Beckett and Castle uncover a local turf war that may be connected to both a late-night infomercial guru and an international drug smuggling operation. But the case turns agonizingly personal when evidence emerges that the killer they're chasing may have had a hand in Beckett's mother's murder.

Tonight: Kristen Bell, Randy Jackson and The Heavy. Dave responds to NBC's Dick Ebersol, plus what will "The Tonight Show" look like in the year 2042?

12 women remain and two lucky ladies get one-on-one dates with Jake. Before the rose ceremony, a bachelorette is booted from the house. At the end of the night, the field of women is down to nine.

When their apartment is robbed, Leonard and Sheldon turn to their friends to create a state-of-the-art security system.

Stephen wants to dig for coal, and Emily Pilloton uses industrial design to help the world's needy.

Episode info coming soon ..