At least it looks like he bathed in bubbly, because his shirt is mighty wet!

Patrick Schwarzenegger had a wild night at 1OAK nightclub in Hollywood last night, and the USC student was flying solo without girlfriend Miley Cyrus by his side. The songstress is known for her crazy antics, but it almost seems like she's the good influence in the relationship.

Arnold and Maria's son attempted to hide under his jacket as he waited for his ride to arrive, and part of us thinks he didn't want to be photographed in fear of upsetting his lady love. The twerking queen has gotta know that when the cat's away, the mice will play… or go clubbing and make a complete scene!