It's not a jelly roll, but 5" squares, but here is an I spy swap going on right now. The squares are due to the hostess by Jan 31.
http://www.quiltingboard.com/member-swaps-round-row-robins-f11/jan-2017-i-spy-swap-t285045.html
The yahoo I spy swap group will be doing a jelly roll swap this year. Unfortunately, it's not until November.
https://groups.yahoo.com/neo/groups/ISpyQuilts/conversations/messages/10455