Kyrie Irving of the Boston Celtics holds off Ben Simmons of the Philadelphia 76ers during the NBA game between Boston Celtics and Philadelphia 76ers at The O2 Arena on Jan. 11, 2018 in London, England. (Photo by Dan Mullan/Getty Images)

Kyrie Irving of the Boston Celtics holds off Ben Simmons of the Philadelphia 76ers during the NBA game between Boston Celtics and Philadelphia 76ers at The O2 Arena on Jan. 11, 2018 in London, England. (Photo by Dan Mullan/Getty Images)