The 27-year old pop singer, songwriter, actress, model, television personality, astronaut, medical doctor, architect, engineer, swimming coach…oh, that went way overboard…who gained fame as a contestant on the fifth season of American Idol, went behind enemy lines when she dropped by a similar singing contest, The Voice, to share her new series, Smash.

Katharine McPhee announced she would be doing her own version of one of the coaches’ hits. The all around celebrity shared to the millions of viewers of NBC’s new musical drama. Her co-star includes Will & Grace’s Debra Messing and Flashforward’s, Jack Davenport. This series was said to lead in to The Voice on Monday.

The singer also revealed that she would be doing a version of Christina Aguilera’s Beautiful on the show.

McPhee has starred 5 films since 2007 and a few more on television, mostly doing guest roles except for one time she lent her voice on Family Guy.