yourATCstore Childhood Lovable Pets Collage Sheet #2. This is our second Lovable Pets collage sheet. Just as adorable as our first one! We all remember the wonderful pets we had while growing up. Well, here are some children with their pets. Can't you just see the love they have for their best friend. This matte finish collage sheet is professionally printed and comes in a crystal clear bag for protection. Each collage sheet measures 8 1/2" X 11" and is acid free.