Miley Cyrus Wears Skimpy Bikini, Hangs With Shirtless Ashton Kutcher in Two and a Half Men

"You Know What the Lollipop is For"--Walden (Ashton Kutcher, right) starts to feel his age when Missi (special guest star Miley Cyrus, left), the daughter of a friend, comes to town, on TWO AND A HALF MEN, Thursday, Oct. 18 (8:30-9:00 PM, ET/PT) on the CBS Television Network. Greg Gayne/Warner Bros.

Miley Cyrus is primed and ready for her primetime debut!

The 19-year-old actress recently taped a cameo for CBS' Two and Half Men, where she rocked a platinum blonde pixie cut and a skimpy coral bikini top. The hit series, starring Ashton Kutcher, 34, Jon Cryer, 47, and Angus T. Jones, 18, returns for a 10th season September 27 at 8:30 p.m. EST on CBS.

Miley on Two and a Half Men

In Cyrus' episode, airing October 17, the former Hannah Montana star plays a girl named Missi who romances Jake (Jones). Missi's arrival also makes Walden (Kutcher) feel old.

Miley on Two and a Half Men

After Cryer won the Primetime Emmy Award for Outstanding Lead Actor in a Comedy Series September 23, he spoke to E! News about Cyrus' upcoming appearance. "[Missi] is just coming to L.A. to see what it's like to live out there. She stays with us for a few days and of course throws everything into disarray," he said. "[Miley] is beautiful and remarkable. You will enjoy her on the show!"

VIDEO: How Miley Cyrus is changing Hollywood

After Charlie Sheen was fired from Two and a Half Men in March 2011 (with Kutcher eventually replacing him), the sitcom has been revitalized, according to Cryer.

Ashton and Miley in bed
Greg Gayne/Warner Bros.

"The biggest challenge of this year was just re-launching the show," he told reporters in the press room. "The biggest thing was, 'Can this continue?'"

Cyrus joins a long list of high-profile guest stars on the CBS smash, including Megan Fox, Enrique Iglesias, Teri Hatcher, Chris O'Donnell, Heather Locklear, John Stamos and Jenny McCarthy.

Coincidentally, Cyrus starred opposite Kutcher's ex-wife, Demi Moore, 49, in the movie LOL; The film was given a limited release in March 2012.

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