Jarnow's first work for Sesame Street and the Children's Television Workshop - yak is a goofy take on the letter "Y."
Ukufinyelela kwamahhala okungenamkhawulo, Sesha noma yini Azikho Izikhangiso, Izigidi zeziqu futhi zengezwa nsuku zonke, Wonke amapulatifomu nokusetshenziswa ngokugcwele, Noma kuphi nanoma nini