Matthew Morrison participated in the stadium show during the 2012 Arthur Ashe Kids' Day on Saturday (August 25) in New York City.

He dressed up in a Ralph Lauren navy polo shirt with a green striped collar and the brand's Big Pony graphic accent on the left chest paired with matching navy pants also by Ralph Lauren.

His outfit was finalized with a pair of sunglasses and yellow, white, navy, and blue lace up sneakers by Ralph Lauren.

Buy It:

Ralph Lauren US Open Tipped Collar Polo at Ralph Lauren

Ralph Lauren US Open Ball Boy Pants at Ralph Lauren

Polo Ralph Lauren US Open Ball Boy Sneakers at Ralph Lauren

Similar tops:

Big & Tall Polo Ralph Lauren Tall Custom-Fit Big Pony Polo at Ralph Lauren

Polo Ralph Lauren Custom-Fit Short-Sleeved Crest Cotton Mesh Polo at Bloomingdale's