I took two of the "funnies" (Sherman Crab and Churchill AVRE) for a spin. See a video at my blog or at YouTube for high definition.
http://kriegsimulation.blogspot.com/2014/11/combat-mission-battle-for-normandy.html
This is just a test, no tactical, historical or things of the like are intended. The map and scenario are custom-made and looking half-decent, actually. I may compile this setup as an scenario.
Cheers,