"Terry's", "Chocolate Orange" and the "O" device are registered trade marks of Kraft Jacobs Suchard Ltd.

The "O" device?! See, already we're in Batman territory again:

ROBIN Holy explodable lemming-flavored* screwdrivers Batman!* There doesn't seem to be any way out of this sticky situation!
BATMAN Not so, boy wonder; the Riddler's "O" device is impressive, if misguided...
[exit pursued by a bear]