8 pm American Idol (Fox) | Season 11 kicks off with two hours’ worth of auditions from Charleston, S.C. and Savannah, Ga. as well as cases upon cases of Red Bull being dollied into Michael Slezak’s TVLine office.
8 pm One Tree Hill (The CW) | Brooke discusses a new business venture with her father; Quinn convinces Clay to get help; Millie struggles to be honest with Mouth; Nathan volunteers to scout in Europe, leaving Dan with Haley and Jamie.
8:30 pm Are You There, Chelsea? (NBC) | Free Pass No. 2: When Sloane’s old high school beau shows up at the bar, Chelsea can’t resist the temptation to go out with him.
9 pm Criminal Minds (CBS) | A series of murders have the BAU wondering if the notorious Zodiac Killer has returned; Reid ponders if he should be doing more with his genius abilities. Novelist Patricia Cornwell guest-stars as herself.
9 pm Modern Family (ABC) | The family helps Claire prepare for her TV debate with Duane Bailey (returning guest star David Cross) for the town council seat; Lily is set to be a flower girl at a wedding for the first time, but just as she’s discovered her first expletive. Oh, fudge!
9:30 pm Happy Endings (ABC) | When Jane convinces Penny to stop changing herself for every guy she dates and instead change the guy to suit her needs, her first experiment is a slacker played by Veronica Mars‘ Ryan Hansen; Alex and Max stage an “in-T-vention” to curb Dave’s obsession with v-necked T-shirts.
10 pm CSI (CBS) | In series vet Marg Helgenberger’s penultimate appearance, an impassioned Catherine leads the charge when a brilliant, near-perfect killer targets those close to her. Returning guest stars include Grant Show, Matt Lauria, Annabeth Gish and Titus Welliver.
10 pm Royal Pains (USA Network) | Winter premiere: HankMed attends a quirky yet lavish “divorce party” so Hank can keep an eye on a party planner complaining of an upset stomach; Paige makes Evan an offer he can’t refuse.
10 pm Law & Order: SVU (NBC) | You heard the promo guy: “Harry Connick Jr. joins the team – and SVU will never be the same.” Never. Be. The. Same.
10 pm Revenge (ABC) | Daniel plans a romantic proposal that may carry dire ramifications; Jack’s life is put in jeopardy when he’s betrayed by someone he adores; Nolan forces Emily to think twice about her actions; Victoria presumably walks around looking radiant.
10 pm Mistresses (BBC America) | Season 3 premiere: Two years have passed and the once impenetrable bond between Katie, Trudi, Jessica and Siobhan has been broken. Thus, when they finally get together, it is so not “happy to see me.”
10 pm Top Chef: Texas (Bravo) | Charlize Theron, who plays the Evil Queen in one of the upcoming Snow White movies, is a guest judge, so the theme is… well, frankly, it’s rather convuluted, but nonetheless thematically apropos.
10 pm Hot in Cleveland (TV Land) | Betty White hit the big 9-0 this week, and here so does Elka. Willie Garson (White Collar) guest-stars as a doctor at a hospital where both Melanie and Victoria are admitted.
Which of the above is must-see TV for you? Also, hit the Comments to politely offer tune-in suggestions of your own.