Countess LuAnn de Lesseps Countess LuAnn de Lesseps

Countess, reality star, author and singer. Now LuAnn de Lesseps is adding actress to her resume.

The Real Housewives of New York City star, 45, will play a socialite who makes a gruesome discovery on an upcoming episode of Law & Order: Special Victims Unit. This guest appearance follows a blink-and-you-missed-it cameo on USA Network's Royal Pains last summer. Bravo and USA Networks are both owned by NBC, which airs Law & Order: SVU.

Watch full episodes of Law & Order: SVU

De Lesseps' episode is scheduled to air in February and will also feature guest appearances from frequent Grey's Anatomy and The Good Wife guest star Kate Burton and opera singer Renée Fleming.

The new season of The Real Housewives of New York City debuts Tuesday, Feb. 15 on Bravo.