Gay will miss his first game since injuring his right Achilles tendon on Nov. 15. Collison has a left quadriceps injury.
Kings coach Michael Malone said Gay's injury has bothered the forward enough that the team will likely rest him for a couple of days before evaluating his progress.
Gay is averaging 21.1 points and 6.5 rebounds for the Kings (8-5). Collison is averaging 15.9 points and leads the team with 84 assists.
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