Re: The 50th special will be feature length...
"Well over" an hour probably means 70+ minutes, which is to say well over fitting into an hour broadcast slot. 90 is being overly optimistic I'm afraid. They only had so much time to film and so many pages to work from. Perhaps they can surprise me though.
"There is no reason why good cannot triumph as often as evil. The triumph of anything is a matter of organization. If there are such things as angels, I hope that they are organized along the lines of the Maffia." - Winston Niles Rumfoord.