Best known for her work on E!'s recently wrapped Chelsea Lately, where she was a regular round-table guest and full-time writer, comedian Heather McDonald's also an acclaimed stand-up comic, author and sketch performer. (She's especially renowned for her impressions of Drew Barrymore and Kim Cattrall.) She recently starred in her first Showtime special, I Don't Mean to Brag. A veteran of the famed Groundlings sketch comedy troupe, McDonald's writing credits range from collaborating with the Wayans Brothers on their movies White Chicks and Dance Flick to Us Weekly's "Fashion Police" and her best-selling book, My Inappropriate Life.