USA after Laura Harring in 1985 and Lynnette Cole in 2000. In addition she was the first woman with Dominican ancestry to win the title as well as the second woman with Puerto Rican ancestry to win after Lynnette Cole. As Miss USA, Castillo represented the Miss Universe Organization, making appearances for charities throughout the United States. Her "sister" 2003 titleholders were Amelia Vega (Miss Universe, of the Dominican Republic) and Tami Farrell (Miss Teen USA, of Oregon). Miss Universe Castillo traveled to Panama City, Panama, to compete in the Miss Universe 2003 pageant in May. Her national costume was "Wonder Woman". Castillo placed among the 15 semifinalists. She placed 13th overall, like her placement at Miss Teen USA. The pageant was won by Amelia Vega of the Dominican Republic. Contrary to popular belief, it was not the first time that two Dominican women or two Puerto Rican women participated in the pageant's history because the contestants that represented Italy (Denny Mendez) and the Dominican Republic in the 1997 edition were both of Dominican ancestry and the contestants that represented USA (Lynnette Cole) and Puerto Rico in the 2000 edition were both of Puerto Rican ancestry. Media career Castillo has made guest appearances on the following shows: On-Air with Ryan Seacrest (April 5, 2004), My Wife and Kids (October 5, 2004), where she was cast as "Sharon", "Half & Half" (October 18, 2004) cast as "Shaunie". In August 2005, Castillo co-hosted the Miss Teen USA 2005 pageant alongside Passions actor Galen Gering. The event was won by Allie LaForce of Ohio. Castillo was formerly a regular MTV VJ and host of TRL, and helped with the launch of Mi TRL on MTV Tr3s in September 2006. She is now pursuing acting full-time. She also played the role of Mercedes Hernandez in the TBS show Tyler Perry's House of Payne in a select number of episodes in season 5. She also signed on as the brand ambassador for Charlotte Russe (retailer) and Gossip Girl stylist, Eric Daman, who is going to help her design her own line influenced by her Latino heritage. In 2007, Castillo became a spokeswoman for Neutrogena. Castillo's work for Neutrogena includes serving as the "virtual host" of the company's promotional web site, The Big Blush. In 2008, Castillo hosted the ABC Family reality television series, America's Prom Queen. With Michael Flatley, she is the co-host of the