Patrick Schwarzenegger Slams Miley Cyrus Cheating Rumors

Patrick Schwarzenegger is slamming rumors that he cheated on his girlfriend Miley Cyrus after he was photographed being hands on with a mystery brunette girl.

“Omg. It’s one of my best friends girlfriend…” the 21-year-old actor/model tweeted.

PHOTOS: Check out the latest pics of Patrick Schwarzenegger

“Would NEVER do anything against my GF…..” Patrick added. “Girls have guy friends and guys have friends that are girls…”

Miley and Patrick have been dating since last November and there were even rumors last week that they are talking about marriage.