Russell Wilson put pen to paper on his New York Giants contract less than 24 hours ago ... but he's already getting some reps in -- throwing passes to fans while sitting courtside at a Knicks game!
Mr. Unlimited made the trip across the Hudson River to catch some hoops at the Garden, with New York welcoming James Harden and the Clippers into town.
It was a warm reception for the Giants' newest signal caller ... who tossed an autographed ball a few rows up.