We already know constant target Elissa is on the block, along with her friend Helen, but with this season’s new twist, a third houseguest will be up for eviction and fight for the Power of Veto on “Big Brother” (CBS at 8 p.m.).

Danny Pudi stars on “Royal Pains” (USA at 9) as an wild shock jock who is so out of control that he may actually have something wrong with him; meanwhile, Hank and Evan adjust to Divya’s big news.

FINALE WATCH: The final three chefs compete on the Season 1 finale of “The American Baking Competition” (CBS at 9), as the winner gets $250,000 and a cookbook contract. Challenges include a recipe with peanuts, as well as desserts that incorporate the American flag.

SERIES PREMIERE: “The Bridge” (FX at 10), a crime thriller looking at the tensions on the U.S.-Mexican border, is reviewed by Hank Stuever on Page C1; Stuever also previews “Camp” (NBC at 10), starring Rachel Griffiths as a divorced camp director.

SERIES PREMIERE: Looking at some of the country’s most controversial subcultures, new series “Inside: Secret America” (National Geographic Channel at 10) starts by investigating synthetic drugs.

SERIES PREMIERE: The original “R&B Divas” was set in Atlanta, and now, a spinoff of the reality series heads west for “R&B Divas L.A.” (TV One at 10), starring singers Kelly Price, Chante Moore, Dawn Robinson, Lil’ Mo, Claudette Ortiz and Michel’le, as they try to find a work-life balance.

SERIES PREMIERE: TLC’s obsession with pageants doesn’t just include the younger set — new docu-series “Crown Chasers” (at 10) looks at the cutthroat world of Mrs. Pageants, in which women compete for the championship crown. In the opener, meet Victoria, Deborah, Jocelyn, Jennifer, and Jonella, five women living in Denver who are balancing families, careers and pageant competitions.

A self-help guru meets with Dani, but doesn’t believe in therapy on “Necessary Roughness” (USA at 10), while TK meets the intriguing Sheera, an aspiring model.

Actress Salma Hayek Pinault, actor Tony Hale and musical guests Houndmouth are guests on “Late Show With David Letterman” (CBS at 11:35).

“The Tonight Show With Jay Leno” (NBC at 11:35) hosts actor John Malkovich, actress Olivia Munn and a performance by Blackberry Smoke.

Actress Annette Bening is on “Jimmy Kimmel Live” (ABC at 11:35), along with actor Michael B. Jordan and musical act Karmin.

— Emily Yahr