Bronny James reacts to father LeBron James' insane poster dunk on Jonas Valanciunas (VIDEO)

Bronny James had a priceless reaction to his father LeBron James delivering an emphatic poster dunk over Jonas Valanciunas during the Lakers' game against the Washington Wizards on Tuesday. Despite being 40 years old, LeBron showcased his incredible athleticism and bounce, pulling off a jaw-dropping highlight that electrified the crowd inside the arena.

The stunning play occurred with 6:31 remaining in the second quarter when Austin Reaves secured an offensive rebound and set up LeBron with a perfect lob. The four-time NBA champion capitalized on the opportunity, soaring high to unleash a thunderous dunk over the outstretched arm of Valanciunas.

Watching from the bench, Bronny James was both thrilled and amazed by his father’s viral moment. The former USC guard leapt out of his seat, placing both hands on his head as he marveled at LeBron’s incredible display of athleticism.

Social media was buzzing after the veteran forward’s emphatic poster dunk on the Wizards’ center.

"to be 40 AND be the best player on the team.. is WILD!!!" a fan commented.

"BRO IS 40 YRS OLD. FORTY. And he just baptized his future Lakers teammate, Valanciunas," another fan commented.

"That’s sick. He’s been doing it since I was 13. Sitting in a chair popping my back in 7th grade. Still going," a fan wrote.

Meanwhile, LeBron was also fouled by Valanciunas during the dunk and stepped up to the free-throw line to complete the three-point play.

LeBron James creates history against Washington Wizards

LeBron James delivered a stellar performance to lead the Lakers to a commanding 111-88 victory over the Washington Wizards at home. The four-time league MVP achieved another remarkable milestone in his illustrious career, becoming just the second player in NBA history to record a triple-double after turning 40 years old.

LeBron showcased his all-around brilliance, filling the stat sheet with 21 points on 8 of 18 shooting, including 2 of 6 from beyond the arc. He added 10 rebounds, 13 assists, two steals and one block in 35:39 minutes.