Topps Working on Online Exclusive GPK Release

File this one under the way early rumor file. Garbage Pail Kids Sketch artists received invites today from Topps to work on sketches for an upcoming online release. Artists are signing up to work on 25 regular sized sketches with a due date of late Sept. Artists will also have 3 return cards available. Beyond that nothing else is known about the set other than its for an online release. Let the speculation begin! More info to come as Topps announces the product.