Ellen DeGeneres threw a party on Saturday for her 60th birthday (her actual birthday was Jan. 26), and it was a star-studded celebration. She invited close friends such as Chrissy Teigen and Kim Kardashian to the event, and all the ladies were dressed to impress. While Chrissy covered up in a red cape dress from Stella McCartney, Kim revealed some sexy cleavage in a black dress. The lace-up design drew your eyes to the front of her ensemble and Kim wore no accessories as to not distract from the dress. Meanwhile, the guys, aka John Legend and Kanye West, looked quite polished in their suits. Read on to see Kim's dress, then shop similar sexy options for your own parties.