Update- he ran out of patience with me and had at it with a hammer and screwdriver. It opened. But he ruined the bezel which I believe is available. No sheet metal damage. I told him to take the spare key and hide it where the Sun don't shine. Thanks for the suggestions!
I thought that would work.....what do I win....
Mark, whjat about delaying this job so your cousin will get frustrated and figure out how to get it open it. Sorta like throwing a kid in the pool so he'll learn how to swim