Photos: Kim Kardashian Celebrates 33rd Birthday With Kanye West at Tao

Kim Kardashian showed off her new 15-carat Lorraine Schwartz engagement diamond ring at her birthday bash at Tao in Las Vegas. Kardashian rang in 33 with her sister Kourtney and Khloe, plus mom Kris Jenner at the Vegas night spot. Also on hand was fiancee Kanye West, who donned a red blazer and performed earlier in the night at the MGM Grand Garden Arena on his Yeezus tour. Check out photos from Kim's bash in the gallery that follows.