Paris Hilton wishes Lionel Richie's daughter Sofia Richie a happy birthday

Happy Birthday @SofiaRichie! 🎈🎂🎈I’ve known you since you were born & I’m so proud of the woman you have become. So many amazing memories together! 👯‍♀️ You are so beautiful both inside & out. Love you sis😍

A post shared by Paris Hilton (@parishilton) on Aug 24, 2018 at 4:18pm PDT

Businesswoman Paris Hilton wishes Lionel Richie's daughter Sofia a happy birthday.
Hilton shared a series of photos of herself and Sofia on Instagram.

Hilton posted the caption, "Happy birthday @Sofia Richie. I've known you since you were born & I'm proud of the woman you have become. So many amazing memories together! You are so beautiful both inside and out. Love you sis."

Sofia was born in Los Angeles on August 24, 1998.  She is now 20-years-old.
Sofia is the younger sister of adopted Nicole Richie.