Ellen DeGeneres [1] threw a party on Saturday for her 60th birthday (her actual birthday was Jan. 26), and it was a star-studded celebration [2]. She invited close friends such as Chrissy Teigen and Kim Kardashian [3] 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 [4] and Kanye West [5], looked quite polished in their suits. Read on to see Kim's dress, then shop similar sexy options for your own parties.