Personalized Band Grandma Cheer For Grandson Youth T-Shirt. Band Grandma Youth T-Shirt - White with treble clef logo and quote that says I'm here to cheer for my grandson. 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.