Billie Lourd Goes All Out With A Star-Studded Bash For Her 25th Birthday!

Billie Lourd celebrated her 25th birthday early, surrounded by loved ones and lots of rainbows!
The Scream Queens starlet threw a themed pool party on Saturday, complete with a massive slide and a photo booth to capture all the sweetest moments!
Related: Billie Shares A Beautiful Speech For Mom Carrie Fisher
The actress shared just a glimpse at her birthday shenanigans to Instagram:

🌈🌮🎉🍰🍹🏄🏼‍♀️🌈A post shared by Billie Lourd (@praisethelourd) on Jul 16, 2017 at 7:32pm PDT

Looks like she had an amazing time! See more pics of Emma Roberts and Colton Haynes, who were also in attendance (below)!

Happy Birthday to the best step daughter! Health & Happiness! I ❤️💙 u @praisethelourd @emmaroberts #bwl #bcl25 Party Saturday 7/15/17 #family Ava your daddies miss you tonight! 🌈💋🌈A post shared by Bruce Bozzi (@brucebozzi) on Jul 15, 2017 at 5:34pm PDT

Too much fun celebrating @praisethelourd ‘s Bday 🙂 Rainbows, water slides, & food trucks…the best 🙂 Happy Bday boo!!!├░┼╕╦£╦£├ó┬¥┬ñ├»┬╕┬ÅA post shared by Colton Haynes (@coltonlhaynes) on Jul 16, 2017 at 2:49pm PDT

Hope she’s keeping the party going on Monday!
[Image via Instagram.]