A Day In The Life Of Jesse McCartney on ABC.com follows the singer/actor’s busy day, starting with a visit to ‘On Air with Ryan Seacrest’, then announcing the 2008 American Music Award nominees. “I’m pretty excited,” Jesse said. “I haven’t done this before. I’m actually very excited about my co-presenter Julianne Hough of ‘Dancing With The Stars’.” Watch the webisode below.