Diamond Comic Distributors have announced next years free comic from IDW for Free Comic Book Day 2009. IDW will an offering an combined Transformers Animated and G.I. Joe comic on 2nd May 2009. Here’s the official description:

G.I. Joe and the Transformers kick off IDW’s FCBD09 promotional comic with three great stories.

First up is an 11-page Transformers Animated tale that features a young Optimus Prime in his days at the Autobot Academy.

Next is not one, but two great G.I. Joe stories — a six-page story written by the maestro behind-the-series today, and the second written by the maestro behind the series originally. Secrets are revealed and action abounds.