Why do you love the letter Y? Is it because its sometimes a vowel? Because its the second to last letter in the alphabet? Why? Why Y? Because yo-yo and ylang ylang start with Y? Yes? Yippee! If you're watching videos with your preschooler and would like to do so in a safe, child-friendly environment, please join us at http://www.sesamestreet.org Listen to why "Y" loves the Letter "Y". Sesame Street is a production of Sesame Workshop, a nonprofit educational organization which also produces Pinky Dinky Doo, The Electric Company, and other programs for children around the world.