Numbered drill bits come in pretty small diameters.
You could drill a small hole in the prong, withdraw the bit, coat it with epoxy, reinsert, let it cure and then extract the prong.
You may need a pin vise to spin the drill bit.
Originally Posted by CallMeVilla
First, can we stop being so freaking paranoid about kids getting into receptacles?
Not as long as there is a profit to be made.