"GREY'S ANATOMY - ""Where the Wild Things Are"" - Six weeks after Derek and Meredith ended their relationship and Derek began dating Rose, Meredith and her fellow residents, Alex, Izzie and Cristina, compete in a surgical contest, with Bailey serving as judge. Meanwhile interns George and Lexie adjust to their new, squalid apartment, and Callie finds a friend in her roommate Cristina's nemesis, Erica Hahn, on ""Grey's Anatomy,"" THURSDAY, APRIL 24 (9:00-10:01 p.m., ET) on the ABC Television Network. (ABC/RON TOM)PATRICK DEMPSEY, LAUREN STAMILE"
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