Us Wrap: Mariah Carey Channels Sexy Nurse, Barbie Doll in New Music Video

--Mariah Carey is showing off her multiple personalities in the her new music video, "Up Out My Face," where she can be seen in a sexy nurse outfit and as a Barbie-type doll. [Celebuzz.com]

--Already puzzled about the soon-to-be-revealed fates of Lost's John Locke, Jack Shephard and Kate Austen? So is series star Jorge Garcia, who says next Tuesday's premiere has plenty of unexpected moments. "The premiere is definitely like, 'What? Wait. Let me read that part again. What?' There's some head-scratchers," the actor said. [StarPulse.com]

--Five months after their awkward confrontation at the MTV Video Music Awards, Kayne West and Taylor Swift are set to reunite for the sake of charity on Monday to record a portion of the famed "We Are the World" tune to benefit Haiti relief efforts. [Perez Hilton]

--Talk about double duty. Book of Eli star Mila Kunis, best known for her role on That 70s Show, says her mother forced her to pick up extra shifts at a Rite-Aid drug store during breaks from filming the Fox series. "I couldn't drive because I wasn't sixteen yet, so my mother would come on her lunch break and pick me up from work," the actress says. [Fox News]

--Six-year-old Jasmina Anema, the beloved young fan of Rihanna, lost her battle with leukemia Wednesday in New York City. Last February, Rihanna called on her fans to help find a bone marrow donor for young Jasmine in a video message after visiting her in the hospital. [New York Daily News]