Hanging wouldn't be good enough for him. What on earth possesses these people to do stuff like this? I accept that art is like cars and watches; all down to personal preference, but to me, that's criminal damage.
A friend of mine has an early 50s Cadillac painted by Andy Warhol. Its fabulous and on display in his hallway in Dubai. This, on the other hand, is average work. I hope its emulsion.