Welsh-born Hollywood heavyweight Catherine Zeta-Jones, 43, who has been open about her struggles with bipolar mood disorder, has "proactively checked into a health-care facility" for treatment, her rep says. The Side Effects star is not in crisis: She has long planned to take a break so doctors could give her a medication tune-up, People says. TMZ says Michael Douglas' better half will enjoy a 30-day inpatient sojourn. Zeta-Jones previously was treated for the condition at a facility in 2011.

Of Sofía Vergara, sex & kittens

In a shocking revelation, Sofía Vergara admits to Cosmopolitan mag that "no one can be a sex kitten every day, and anyone who tells you that is lying." Sofía, 40, says even before becoming engaged to Nick Loeb, she wore old T-shirts to bed. She has since upgraded her bedwear to Japanese silk robes.

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See Jeremiah Trotter on the big screen

The Newtown Theatre in Newtown will host preview screenings of writer-director Thomas K. Phillips' new film, The North Star, which stars former Eagles linebacker Jeremiah Trotter. The film tells the true story of Big Ben Jones, a slave in the 1840s who escaped from a Virginia plantation and found refuge with local Quakers in Buckingham, Pa. The film has a red-carpet opening night Thursday (sold out) and will screen through May 8. Phillips, Trotter, and other cast members will appear on opening night and for a Q&A at the Saturday matinee screening. Info: www.thenorthstarmovie.com.

'Real World' casting call

MTV's Real World will hold an open casting call at McFadden's in Old City Saturday from 11 a.m. to 5 p.m. Register by e-mailing bestinkcasting@bunim-murray.com. Info: www.bunim-murray.com.

'Iron Man' quote du jour

Gwyneth Paltrow was so excited about reprising her role as Pepper Potts in the latest Robert Downey Jr.-powered Iron Man sequel that she wants to do more action pics. "I seriously question all my career choices up to that point," Gwyn tells the Associated Press. "It's like, 'What have I been doing in these highbrow . . . corset things?' This is so much more fun."

Pink quote du jour

Hero to area residents from time immemorial, Pink says she's so concerned about her baby Willow Sage's well-being, she lathers herself into states of panic daily. "Every time she bounces on the bed, I see stitches," Pink tells Glamour. "Being a parent is a Jedi mind - . It's also the raddest thing ever."

Contact "SideShow" at sideshow@inquirer.com. This column contains information from Inquirer wire services.