Kim Kardashian is having fun on the court.

The 43-year-old star of The Kardashians celebrated her son Saint’s eighth birthday on Tuesday at the L.A. Lakers vs. Phoenix Suns game at the Crypto.com Arena.

Saint, who Kardashian co-owns with her ex-husband Kanye West, grinned broadly as she watched the Lakers defeat the Hawks 106-103.

Saint had on the well-known LeBron James No. 23 jersey in addition to a chic blonde hairdo.

During the birthday party, Kardashian shared a lovely family moment by holding up a peace sign for a courtside shot. Later, she reposted a fan Instagram page that contrasted a picture of herself as a youngster with one of Saint.

The mother of four wished her twin a happy birthday on her Instagram Story.

Kardashian and West, 46, have a boy named Psalm, 4, and two girls, North, 10, and Chicago, 5, in addition to Saint.

Khloe Kardashian also celebrated her nephew’s birthday on Tuesday by posting pictures. In an Instagram Story post, Khloe, 39, shared a vintage photo of Saint eating a dessert on her lap along with the caption, “I can’t believe my little Sainty is 8.”

She captioned an outdoor selfie of the two, saying, “You are sweet, loving, affectionate and I love seeing your bond with your siblings and cousins.”

Khloé concluded her birthday celebration by sharing a second picture of Saint smiling with his 5-year-old cousin True and sister Chicago. “We love you so much Sainty.”

Additionally, Kris Jenner posted a carousel of her grandson’s old pictures. In her Instagram message, Jenner, 68, said, “Happy birthday our amazing Sainty!!!!!” “Your heart, your spirit, and your smile just keep growing and growing!”

“Play basketball and soccer and thrive at school and be the best brother to all your siblings and the best son, cousin, nephew, grandson, and friend!!!” she said, expressing how much she enjoys watching Saint develop.

“You have an infectious laugh, adorable smile, and give the best hugs in the entire world!!!!” Jenner wrote as she concluded her message. I adore you to the moon and back! 🥰❤️🙏🏼😍🎂🥳 @kimkardashian, lovey.