Matthew attended the 2012 Arthur Ashe Kids’ Day in NYC today (August 25), to celebrate the 2012 US Open! Public Events –> 2012 –> 2012 Arthur Ashe Kids’ DayFrom the US Open official website: “Glee’s Matthew Morrison also makes a funny cameo in the show’s festivities as a chair umpire.”You can watch Matthew at the 2012 Arthur Ashe Kids’ Day tomorrow at 12pm ET on CBS!Edit: Watch Matthew dance to “Call Me Maybe”!He’s at the 1:50 mark.And many new pictures added to the album!