SHERMAN OAKS—Prince Jackson, 18, the son of the late Michael Jackson graduated from Buckley High School in Sherman Oaks on Saturday, May 30.

Prince’s younger sister Paris, his grandmother Katherine and several other relatives attended his graduation ceremony.

Michael’s sister, La Toya Jackson shared a photo of Prince and herself at the ceremony via Twitter. She wrote, “So very proud of @princemjjjaxon YOU DID! And you did it with Honors!!! #buckleyclassof2015.”

Prince’s cousin Tito “TJ” Jackson shared a shot of the graduate and himself via Instagram. He captioned it: “Prince, you have grown into an incredibly special young man. Words can’t express how proud I am of you. I will ALWAYS be here to support you wherever life takes you. I love you!”

Tito “TJ” Jackson and Katherine are co-guardians of Michael’s three children: Paris-Michael Katherine Jackson, Prince Michael Jackson II, and Michael Joseph Jackson, Jr.

Michael Jackson died at the age of 50 in 2009.