Robert Pattinson Spotted with 'Mystery Blonde' Alexandra Warner: Kristen Stewart Break Up Rumors Loom, Did R-Patz Cheat at Australia Music Festival? [PHOTO]

Oh no, Robert Pattinson was spotted hanging out and taking pics with fans at the Big Day Out music festival in Adelaide, Australia on Friday (Jan. 25)... which means he must be cheating on Kristen Stewart with that pretty mystery blonde he was chatting up! No worries, "Twilight" fans, such rumors are most likely totally false. The so-called "mystery blonde" is actually Alexandra Warner, a young woman who innocently posted the fan-meets-movie star pic on Twitter... re-sparking heated rumors that R-Patz and K-Stew are officially donzo. As the break up buzz continues to swirl, Pattison and Stewart repeatedly insist that their relationship is doing just fine... Read More »