I'd Rather Be Playing Pac-Man T Shirt, Mens Size Large. Made in the USA. From 2009. Rare hard-to-find shirt by Delta Pro Weight. Stain on back shoulder (see pic). From smoke-free and pet-free home. Measurements:

Shoulder to Shoulder (top of shoulder across back, seam to seam): 20"

Sleeve Length (from shoulder seam to sleeve end): n/a
Chest/Pit to Pit (across front chest, seam to seam): 21.5" 
Length (neckline to bottom of shirt): 26"