The pop diva gets keyed up in New York City. Plus: Mariah, Nick & Vanessa and more

SOLO ACTS

They might be a couple, but Nick Lachey and gal pal Vanessa Minnillo make separate red-carpet arrivals at the singer's What's Left of Me album bash at the Cellar Bar in New York City's Bryant Park Hotel on Wednesday. The couple finished the night at new hot spot Tenjune.