PHOTOS OF THE DAY 07-16-12: The Situation, Gwen Stefani, Cassie & More!

The Situation created a big situation for his 30th birthday party, which he celebrated at Señor Frog's in Las Vegas this weekend! || Photo Credit: WENN

PHOTOS OF THE DAY 07-12-12: 50 Cent, Steve Nash, Camila Alves, & More!