Rosanna Tavarez (born February 10, 1977 in New York, NY) is a Dominican American entertainment reporter, television presenter, singer and actress. Tavarez stars on TV Guide Channel alongside former American Idol contestants Kimberly Caldwell and Justin Guarini. She started off on Mun2, a Telemundo cable channel, hosting a show. She co-hosted On Air with Ryan Seacrest and was a member of the pop group Eden's Crush. She was in a Spanish language program titled Fuzion. Tavarez attended Miami's New World School of Arts, graduated from the University of Michigan with a degree in dance, and studied for her Master's degree in dance at Ohio State University. Tavarez also performs Latin music under her childhood nickname of "Chana."