Michael Jackson's Youngest Son Blanket Celebrates His 18th Birthday With Siblings Paris & Prince

Michael Jackson's son, Blanket celebrated his 18th birthday surrounded by his loved ones and boatloads of delicious sushi!

Paris and Prince Jackson each shared sweet tributes on social media for Blanket. The newly 18-year-old changed his name to Bigi in 2015 and lives a very private life according to his big sis. Paris shared several cute throwback pictures while she expressed her disbelief about how fast time flies.

"my little brother is a legal adult today. what the f***. i used to change his diapers. this is such a trip.. proud of the handsome, intelligent, insightful, funny, and kind young man he has become. he likes privacy so that’s all i gotta say. hbd lil bro♥️," Paris wrote in her Instagram post.

Instagram/princejackson

Prince commemorated Bigi's milestone birthday by sharing some pictures from their special dinner. He posted a picture of two giant boats of sushi and thanked the restaurant for making Bigi's night special.

"Thanks @yamashirola and @chefvallerie for helping us celebrate Bigi's 18th bday!!" he captioned the pic.

Prince's girlfriend Molly attended the fantastic meal and posed for a picture with her beau. "Thanks for a great night," Prince wrote on the cute couple pic.

Instagram/parisjackson

Since Bigi likes his privacy, fans wished him a happy birthday in the comments section fo Paris' post. TJ Jackson, who was at the shindig and has always had a special place in MJ's kid's lives, left a heart ❤️ emoji on her sweet tribute. Naomi Campbell followed suit and did the same ♥️♥️♥️. Many of Paris' followers wished him well too.

"Happy Birthday beautiful Bigi!❤️❤️❤️❤️❤️❤️❤️❤️❤️❤️❤️❤️ Big Love!" one excited fan wrote, while another said, "Happy grown up day fam ?❤️?."

Instagram/princejackson

Last year, a source close to the family told PEOPLE Bigi and Prince are extremely close.

“Prince and Bigi are best friends,” the source said at the time. “They share a lot of interests like science and sci-fi.”

Bigi actually made a rare public appearance at Prince's commencement ceremony to celebrate him graduating from Loyola Marymount University with a business degree. The two brothers looked happy as the posed for pictures while Prince was wearing his cap and gown.