Jaylen Brown will have to shoulder a bigger responsibility in the upcoming NBA season as his Boston Celtics co-star, Jayson Tatum, recuperates from a torn Achilles. In the offseason, though, Brown has a bit more time to spare for lighthearted moments involving his longtime teammate.In a recent livestream on Twitch, the 2024 Finals MVP reacted to reports of Tatum sporting a new look."JT got braids?" Brown said as an online user posted a comment on Tatum's alleged new hairstyle. "Nah, that's crazy ... JT just doing anything now."Jayson Tatum’s new braided hairstyle caught attention after photos and videos from Bradley Beal’s wedding surfaced online. One clip shows Tatum dancing with other members of the entourage, his braids in clear view for the world to see.Since Tatum went down with his Achilles injury in the second round of the 2025 playoffs, analysts have pointed to Brown as the clear go-to guy for Boston. This was made abundantly clear after the exits of Jrue Holiday and Kristaps Porzingis, two major pieces of their championship run a year ago, in separate trades.Though Brown's scoring production has steadily dipped over the past three seasons, he has nevertheless been named an All-Star from 2023 to 2025. Brown will have to elevate his game to a different level in the absence of his fellow All-Stars.Jaylen Brown honors Kobe Bryant's memory by helping out with renovation of basketball facility featuring Mamba muralAnother noteworthy activity of Brown over the offseason was his assistance with a project honoring the memory of the late Kobe Bryant.Earlier this month, the society and culture website "Only in Boston" reported that the Roxbury Boston Boys & Girls Club had been renovated, thanks to an assist from Brown. This facility includes a mural that pays tribute to Bryant and his daughter Gianna.A few weeks prior to this report, Brown called Bryant an "influential" figure, adding that he regrets not getting to meet the five-time NBA champion in the past.