Download the Alphabet Videos: Download the Alphabet Songs: .\rbr\rbrThe Letter Y song on Sesame Street. Season 42. Directed & Designed by Bob Boyle Song by b. Mossman .\rbr\rbrLearn all about the letter Y with our Phonics letter Y song! Y is for YELLOW Y is for YATCH Y is for YOGURT Y is for YAK Y is for YO-YO Y is for YAWN Y is for .\rbr\rbrLetter Y, Letter Y Song, Letter Y Sound, Alphabet Letter Y. The Letter Y Song by Have Fun Teaching is a great way to learn all about the Letter Y. Use this music .