Kim's fourth and final Instagram photo—which featured her famous derrière in all its glory—was a tad sweeter. "In all seriousness I'm going to be totally selfless for this one last post," she told Stephanie, seen drinking wine. "Thanks for being my main bitch! Happy Birthday!"
After teasing Stephanie on social media, Kim made it up to her during a birthday dinner with Jonathan Cheban, Simon Huck and Kourtney Kardashian. It was there that Kim gifted her assistant with Karma El-Khalil's "Love Choker," set in 18-karat white gold. Customized diamond letters spell out Stephani...
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