Kylie Jenner officially graduated from high school earlier this month and what better way to celebrate than with a surprise party, thrown by her famous family!

The likes of boyfriend Tyga, sisters Kendall Jenner, Kim Kardashian and Khloe Kardashian were all present, with KoKo even bringing rumoured beau James Harden to the celebrations.

And, intrue Kardashian-Jenner fashion, fans were given a sneak peek at the bash on Instagram and SnapChat, with Kylie posting a number of pics of herself wearing traditional graduation robes and a mortarboard.

Posing with her certificate, Baby J thanked her mum Kris Jenner for throwing the party, writing: "I love my mom for doing this. Thank you for making this experience as normal as possible for me. Yay I graduated :)."

Gigi Hadid, singer Cassie and Khloe's BFF Malika Haqq were also present, with Kylie also posting a number of videos from the party on SnapChat.

Big sis Khloe totally stole the show, with the 31-year old seen twerking in a leopard print dress, complete with a thigh high split! Miley Cyrus eat your heart out!

Kimmy also took to Instagram to share a series of photo booth snaps, with sister Kourtney Kardashian - who recently split with partner Scott Disick - spotted posing with her sisters.

The milestone comes ahead of Kylie's 18th birthday on August 10 and we can only assume the graduation celebrations were a warm-up!