Double the celebrations, double the fun.
Just when you thought King Cairo's birthday weekend was coming to a close, Tyga decided to throw his own party for his son Sunday afternoon.
As seen on social media, the rapper helped pull off a Ferrari-themed birthday that featured a Ferris wheel, DJ, giant inflatables and a photo booth.
Guests including Kylie Jenner, Kris Jenner, Caitlyn Jenner, Kourtney Kardashianand Kendall Jenner were also able to enjoy horseback riding and bungee jumping before walking away with party favors including Diff eyewear and dessert from Hansen's Cakes.
"The swaggiest littlest man doing it!!!" Tyga shared on Instagram while posing with his son in matching outfits. "Happy 4th bday to the young legend!!!"
Guests including Kourtney, Kris and Chyna's mom Tokyo Toni were also treated to a Ferrari and Lego themed birthday for King.
"He's turning four tomorrow so you know I had to do it big," Chyna said on Snapchat during the party. "That's right."
The proud mom also showed off her son's bedroom that featured lots of gifts including a giant-sized toy vehicle covered in wrapping paper. "How cool is this you guys? King's Ferrari room is just finished," she explained. "I'm so excited."
One day later, the Rob & Chyna star took to Instagram to wish her son the best b-day possible.
"Happy 4th Birthday to my first born son King Cairo," she shared. "Over the years you have made me a better version of myself and I will always continue to give u unconditional love and support !!! I love you so much my little Ferrari man."
Rob Kardashian added, "HAPPY BIRTHDAY KING‼️ THANK YOU for letting me see what a great Mama you got ! That was the first thing I fell in love with,,, The way she Loves FOR You is something I can't wait for ! Can't wait for the bond I'm going to have with my daughter so Thank You King for allowing me to see that! Everybody Loves You! HAPPY BIRTHDAY WOOHOOOOOO TURN UP ! GO DODGERS."
Watch the series premiere of Rob & Chyna Monday Sept. 12 at 9:30pm, only on E!