Bradley Cooper LAX American Hustle Bradley Cooper American Hustle helmet motorcycle Suki Waterhouse

On Saturday night X17 photographers snapped Bradley Cooper arriving at LAX after making several appearances at the Palm Springs International Film Festival, and on Sunday morning the American Hustle hottie took a motorcycle ride with girlfriend Suki Waterhouse. Well, we think it's her -- underneath all the gear it could be any chick in her gym clothes!

Yesterday Bradley celebrated his 39th birthday, and interestingly enough, so did his lady love! And yeah, she just turned 22...