Gay was dealt by the Raptors less than a year after they had acquired him from the Memphis Grizzlies. He has averaged 18.0 points in seven-plus NBA seasons, including 19.4 points per game in 18 contests this season.
The Kings last month also acquired former No. 2 overall draft pick Derrick Williams from the Minnesota Timberwolves for Luc Mbah a Moute.
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