Yankee Stadium has a wide variety of places to eat but there are also places to drink. Lifestyle brand Tommy Bahama has created the Tommy Bahama's Bar which overlooks the Great Hall that serves as the main entrance and a meeting place for fans. Yankee Stadium ticket-takers will be wear blue polo shirts or half-zip pullover sweatshirts with the New York Yankees insignia on the left chest and the Tommy Bahama marlin on the left sleeve. Select Tommy Bahama merchandise will also be sold at Yankee Stadium. The bar also serves drinks using the Tommy Bahama Rum making it a nice tie-in for the brand even if rum isn't the usual baseball drink of choice.
The Tommy Bahama bar is just one of the many branded areas in the stadium. For an interesting tour of the many sights to be seen check out this post from Retail Anarchy.