Her New Slogan
Poking fun at Kim Kardashian's past insult of her, Kourtney's party featured these comical favors.
Journey to the Past
Who can forget what Kourtney told sister Kim Kardashian after she cried about losing her diamond earring in the ocean? The star had a little fun with her famous quote and put it on some of the napkins.
Bendjima Is Back
Kourt's ex-boyfriend was a guest, as evidenced by a photo he posted of a napkin at the soirée.
A Scott Sighting
Another famous ex, Scott Disick, was also in attendance along with his girlfriend Sofia Richie.
Kourtney and the Guys
The birthday gal posed with a group of her male guests, including Robin Thicke, French Montana, Kanye West and recently rumored beau Luka Sabbat.
Hi Paris Hilton
The socialite and longtime Kardashian friend was one of the many celebrity guests at the big bash.
A Robin Thicke Serenade
The five-time Grammy nominee sang "Happy Birthday" for the guest of honor along with Sia.
A Sia Surprise
If you don't recognize her without her signature wig, songstress Sia harmonized with Thicke for a "Happy Birthday" duet.
A Happy Birthday Indeed
The birthday star was clearly happy as she smiled from ear to ear in a black vintage Versace design.
A Sultry Treat
The mom of three rang in her birthday with a very sexy sweet treat: a cake with a model of herself in the bathtub.
Three Generations
Kim Kardashian posed with the matriarchs of the Kardashian family, mom Kris Jenner and grandmother Mary Jo Campbell.
Kylie Kouture
The youngest of the sisters sparkled in a rhinestone bandeau and matching skirt.
Versace Vibes
The reality star dressed up in a vintage Versace little black dress circa 1997 for her sister's birthday.