Gabrielle, whose husband is basketball star Dwyane Wade, had the competition with Jimmy and Josh stuck around to be the ringer.
Josh, who has played the game before on the talk show, pitched in for the stars when they needed help.
Also pictured inside: Josh bundled up in a Spyder jacket and walking around town earlier in the day.
Random Object Shootout with Gabrielle Union and Josh Duhamel
FYI: Gabrielle is wearing a Sachin & Babi dress.
10+ pictures inside of Josh Duhamel out and about in New York… More Here! »