During his freshman year at the University of Connecticut, Walker played in every contest and was named to the Big East All-Rookie Team
He helped the Huskies achieve a number one seed in the 2009 NCAA Tournament
Walker rose to national prominence in his third year at Connecticut, leading the Huskies to an unprecedented five wins in five days to capture the Big East Tournament, then six more wins en route to the National Championship and Most Outstanding Player honors
Entered the 2011 NBA draft and was selected 9th overall by the Charlotte Bobcats
Joined the Boston Celtics in July 2019 through a sign and trade deal with Charlotte worth $141 million over four years
Walker is also a dancer
He performed three times at the Apollo Theater for the TV show Showtime at the Apollo