Roger Mason Jr. made it official.

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The shooting guard announced his deal with the Knicks on Twitter Thursday, saying: "Im headed to the BIG APPLE!!!!! With a BIG CHIP on my shoulder!!!!!! LETGO!!!!!!!!!!!!Knicks Fans, talk to me!!!!!!"

The 6-5, 212-pound Mason, agreed to a one-year, $1.4 million deal, according to published reports.