The Week in ReviewEssential ViewingIt's the end of another work week and eight days until Christmas. Before you rush out to start the weekend and do last minute shopping, take a look back at the week — we spotted Whitney Houston and Kim Burrell and BET's Celebration of Gospel, Rihanna without her red wig and soon to be parents of twins, Nick Cannon and Mariah Carey celebrating the holidays season...RihannaRihanna shocked us all this week in London, she left the red wig at home!Eva MarcilleEva Marcille got dressed up to attend Z100's Jingle Ball 2010.Kerry WashingtonKerry Washington looked comfortably chic at HARMAN VIP reception for 'We the Peeples.' It's a nautical moment no?Angela BassettThis week the Celebration of Gospel took place and Angela Bassett was on tap to deliver the spoken word.Mariah Carey and Nick CannonThese two were all smiles as they announced they are expecting twins! Congratulations to the happy couple!MaxwellMaxwell lent his sweet vocals to TNT's 'Christmas in Washington 2010.'First Lady, Michelle ObamaFirst Lady Michelle Obama arrived little Bo and Santa Claus for 'The Night Before Christmas' book reading to sick kids at the Children's National Medical Center in D.C.UsherUsher took his "OMG" tour to Philly this week.Wendy WilliamsWendy Williams showed off her cookie-making skills for the camera. Don't they look yummy?Diddy Dirty MoneyDawn Richards, Diddy and Kalenna Harper celebrated the release of "Last Train to Paris."India ArieIndia Arie took the stage at this year's Nobel Peace Prize Concert at Oslo Spektrum in Norway. She's truly a bright spirit.Whitney Houston and Kim BurrellWhitney Houston and Kim Burrell brought the house down at the Celebration of Gospel.Oprah and Jay-ZJay-Z stopped by Oprah's show at the Sydney "Oprah" House.Soledad O'BrianSoledad O'Brian attended the 5th Annual Charity Ball in New York City.CiaraCiara stopped by the ESSENCE office to promote "Basic Instinct," which hit stores this week.Keyshia ColeKeyshia Cole stopped by 'Wendy Williams Show' in New York City this week.Keri HilsonKeri Hilson had a listening party in Atlanta for her latest album, "No Boys Allowed."Oprah WinfreyOprah Winfrey posed at the Royal Botanic Gardens in Sydney, Australia.Halle BerryCheck out Halle Berry and Nahla in Malibu soaking up the sun.Mechad BrooksMechad Brooks got his shop on at The Grove in Hollywood.Steve HarveySteve Harvey hosted this year's BET Celebration of Gospel.