"Gotcha. Sorry lil' guy, you're going to be serving a grander purpose here."

He bends down to near where the cat had hidden and begins holding out the bag. "Heeeeere kitty kitty kitty. Look at this! Fishy fishy." He shakes the bag very gently.

The cat, despite its better interests, slowly approaches, still keeping out of arm's reach. Then, when lead expected, it pounces, obviously hoping to snag the fish and run off before the crazy blonde dude can do anything.