Essential Viewing: 1.7.11The Week in PicturesIt's the first week back from the holidays and undoubtedly the credit card bills are on the way. Check out the Obamas coming back from vacation and tons of celebs celebrating New Year's...Kanye WestKanye West performed onstage with his "big brother" in Las Vegas before a crowd of VIPs.NeNe LeakesNeNe Leakes rang in the new year at Bravo's "Watch What Happens Live: Andy's New Year's Party" in the NYC. Looking NeNe!LeToya Luckett, Jamie Foxx & TankLeToya Luckett, Jamie Foxx and Tank pose for a group shot at Foxx's album release party in Miami. Are you loving his new album?Kelly RowlandKelly Rowland really upped the sex appeal with this sheer blouse and black leather combo in Vegas.Ashanti & NellyAshanti and Nelly spent New Year's Eve in each other's arms in Las Vegas.Sasha ObamaHow adorable! Sasha Obama takes a bite of her shave ice at Island Snowin Kailua, Hawaii.Amber RileyAmber Riley looks sleek and chic at the COVERGIRL Cosmetics 50th Anniversary Party.Raven SymoneRaven Symone works the blue carpet at the 2011 People's Choice Awards in L.A.Janet JacksonJanet Jackson arrives for the second day of the preliminary hearing for Dr. Conrad Murray in L.A. Most of the Jackson family was in attendance for the hearing.Keri HilsonKeri Hilson went all-out Motown for her performance on the "Late Show With David Letterman."BeyonceBeyonce wore black leather biker wear earlier this week in New York City.Alex Rodriguez, Jay-Z & BeyonceA-Rod, Jay-Z and Beyonce spend New Year's Eveattend The Cosmopolitan Grand Opening and New Year's Eve Celebration with Jay-Z and Coldplay at Marquee Nightclub in The Cosmopolitan on December 31, 2010 in Las Vegas, Nevada.Regina KingESSENCE Magazine February 2011 cover star Regina King enjoys a courtside view of a Lakers game.Lauryn HillLauryn Hill performed at the 2011 CIROC New Year's Eve party at Gansevoort Park Avenue in New York City.RihannaRihanna arrives looking glam in a striped sheer gown for a New Year's Eve party in Las Vegas.Willow SmithWillow Smith whipped her hair back and forth on the Dick Clark's New Year's Rockin' Eve.Jennifer HudsonJennifer Hudson sang "Feeling Good" -you're looking good too, girl! - on Dick Clark's New Year's Rockin' Eve.PrinceAll hail! Prince's "Welcome 2 America" rocks city after city.Alicia Keys & Swizz BeatzAlicia Keys and Swizz Beatz take a romantic walk during their romantic vacation toSt. Barts.Jay-Z & RihannaJay-Z and Rihanna share a moment before the ball dropped on NYE.Oprah WinfreyIt was a big week for Oprah! The media mogul launched the OWN channel. Here, she attends the 2011 Television Critics Association press tour in Pasadena, California.Garcelle BeauvaisGarcelle Beauvais will be returning to the small screen this year with "Franklin and Bash."Here, she attends the 2011 Television Critics Association press tour to promote the new show.Toni BraxtonToni Braxton plays peek-a-boo at the 2011 TCA. She tweeted this week that she is contemplating posing for Playboy. Hmmm.The First FamilyThe First Family returned to the White House this week — ending their fabulous Hawaiian vacation.