Omarosa Manigault Newman is following up her year in the White House with a stint on “Celebrity Big Brother.” CBS unveiled the cast of the reality show's upcoming season Sunday with a commercial that aired during the Grammy Awards. She joins the likes of American Pie actress Shannon Elizabeth, Sugar Ray’s Mark McGrath, The Cosby Show‘s Keshia Knight Pulliam, Real Housewife Brandi Glanville, former NBA star Metta World Peace, UFC light heavyweight champ Chuck Liddell, actors James Maslow and Marissa Winokur, TV personality Ross Matthews and Miss Colombia Ariadna Gutierrez. Celebrity Big Brother premieres Feb. 7 on CBS and will conclude Feb. 25.