Personalized Santa Tuba Player Egghead Youth T-Shirt. An egghead wearing a Santa hat with a tuba is a funny musical gift design for low brass musicians, music teachers and students at Christmas time. Let the good times roll in a durable T-Shirt that takes kids from school to play in an amazing array of colors. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar.