2016, he scored a then season-high 30 points in a 97–77 win over the Phoenix Suns. Five days later, he scored 23 of his then career-high 44 points in the fourth quarter of the Lakers' 117–113 loss to the Oklahoma City Thunder. On December 3, 2016, Williams scored a season-high 40 points off the bench in a 103–100 loss to the Memphis Grizzlies. Williams's 40 points were the most ever scored by an opponent's reserve against Memphis, and he became the first player to score 40 off the bench since Jordan Crawford in April 2014. Two days later, he had 38 points, six rebounds and seven assists in a 107–101 loss to the Utah Jazz, putting together the first back-to-back 30-point games of his 12-year NBA career. He also became the first Lakers player to score at least 38 points in successive games since Kobe Bryant in March 2013. Over four games between December 3 and 9, Williams scored 137 points—the biggest four-game scoring performance by a reserve since the NBA began keeping track of starts in 1970. Houston Rockets (2017) On February 23, 2017, Williams was traded to the Houston Rockets in exchange for Corey Brewer and a 2017 first-round draft pick. He made his debut for the Rockets that night, scoring 27 points with seven three-pointers off the bench in a 129–99 win over the New Orleans Pelicans. On March 15, 2017, he scored 30 points in a 139–100 win over the Lakers. Los Angeles Clippers (2017–2021) 2017–18 season On June 28, 2017, the Los Angeles Clippers acquired Williams, Patrick Beverley, Sam Dekker, Montrezl Harrell, Darrun Hilliard, DeAndre Liggins, Kyle Wiltjer, and a 2018 first-round pick from the Houston Rockets in exchange for Chris Paul. On November 27, 2017, Williams scored a season-high 42 points in a 120–115 win over the Los Angeles Lakers. On December 9, 2017, he hit a go-ahead pull-up 3-pointer with 1.2 seconds remaining, lifting the Clippers to a 113–112 victory over the Washington Wizards. He finished with 35 points to lead a dominant bench effort for the Clippers. On December 31, 2017, he scored 40 points off the bench in a 106–98 win over the Charlotte Hornets. Williams was subsequently named Western Conference Player of the Week for games played Monday, December 25 through Sunday, December 31. On January 10, 2018, he scored 27 of his career-high 50 points in the third quarter