Kristen Stewart Cheated on Robert Pattinson With This Guy

Us Weekly ;broke the story that ;Kristen Stewart recently hooked up with her married Snow White and the Huntsman director, Rupert Sanders.

"This momentary indiscretion has jeopardized the most important thing in my life, the person I love and respect the most, Rob [Pattinson]. I love him, I love him, I'm so sorry," the 22-year-old actress said in a statement (via ;People).

However, one photographer who captured K-Stew and Rupert's steamy makeout session on camera tells Us, "It seemed like they couldn't get enough."

Click through for a photo of Rupert.