Thank friends for coming to your block with our Sesame Street 1st Birthday Thank You Notes! Thank you note features Elmo, Big Bird and Cookie Monster against a green background with a colorful "THANK YOU!" headline. Send Sesame Street 1st Birthday Thank You Notes to your favorite pals and seal with a colorful "THANK YOU!" sticker! Package includes 20 Sesame Street 1st Birthday Thank You Notes, 20 envelopes and 20 stickers.