Or you could make him chew up glass and spit it out, that would suck pretty bad :P you could also make the blackbirds be like, "You can go now- just go through that door there and you're free, Brah." and then Gerard gets shocked by a shock collar he didn't know they put on him, making him unable to leave. Lol- sucks for Gee.
Oh, have you done a curbstomping chapter, yet?