Personalized Treble Clef Sing Music T-shirts Baby Bodysuit. ocal Musician Treble Clef Baby Bodysuit - Heather and Royal Show your love for singing with this fun choir or chorus design. It features a large treble clef sign with fun music themed Sing slogan. Our unisex one piece baby bodysuit make great gift for newborns, babies, infants, baby showers and expectant moms. An ideal gift for any new parent who will want one in every color.