Seems easy enough. Use a piece of paper to make a cd holder. Just a photo since I could not find original link.
Ice Cream Birthday Party! - Kara's Party Ideas - The Place for All Things Party
CUTE and FREE ice cream themed party invitation! More darling ideas, too!
Photo 1 of 17: Camping, Smores / Birthday "Backyard Campout" | Catch My Party
Love everything about this pool party.
Train Party - bins for food set up