Joe Jonas Nike black shirt shorts sneakers groceries Bey Foods Joe Jonas was looking SERIOUS as heck yesterday after a workout in Hollywood.

Carrying his brand new iPhone and a bag of food, the hottest Jo Bro (or is that Nick?) was dressed in black as usual.

Since breaking up with Demi, Joe's single -- and sexy -- but this serial dater probably can't stay a bachelor for too long. Who do you think he should hook up with next?