These Wonder Pets 8 Invitations and 8 Thank You Postcards have those 3 heroes to the rescue: Ming Ming, Turk and Linny on the front of the (8) Invitations with the words "You're Invited to a serious party!" Inside Message Reads; For, Date, Time, Place, Given By, RSVP (wording may vary slightly). Package includes 8 envelopes. (8) Thank You Postcards have room for your personal message of thanks. This product is officially licensed by © 2008 Viacom International Inc. All Rights Reserved. Nickelodeon, Nick Jr., Wonder Pets and all related titles, logos and characters are trademarks of Viacom International Inc.