Rosanna Tavarez (born February 10, 1977) is an 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."