The 17-year-old reality star was celebrating Khloe‘s birthday with friends and family at Pinz Bowling on Saturday (June 27) in Studio City, alongside Kourtney‘s son Mason, 5.
“3 outta 5,” Kylie captioned it.
Caitlyn Jenner also posted a throwback photo with Khloe, writing, “Happy birthday, beautiful! @khloekardashian”
Earlier in the day, Kylie was spotted heading to the bash with boyfriend Tyga in Westwood.
FYI: Khloe is wearing a Lauren Moshi sleeveless muscle tank.
25+ pics inside of Khloe Kardashian, Kylie Jenner, and more celebrating together…