Kylie Jenner, Blac Chyna, Kris Jenner at tyga's Son, king cairo's second Ferrari birthday party 🎉

Kylie Jenner happily took a back seat when her rapper beau Tyga threw a lavish birthday party for his little boy, King Cairo, who turned Four.
Blac Chyna may be expecting another baby by her fiancé Rob Kardashian. 

See more photos after  the cut....
Yet she's got plenty of attention left over for King Cairo Stevenson, her son by previous baby daddy Tyga.
On Saturday, the eve of the toddler's fourth birthday, she threw him an extravagant 'Lego Ferrari Party' with guests including her mother Tokyo Toni and prospective mother-in-law Kris Jenner.

                                                  Kris Jenner  Blac Chyna and  TokyoToni