You decided to go up to the lighthouse.. there sat the soft electric creature.. Experiment 221.. aka Sparky.. he was one of the many rehabilitated genetic experimets of Jumba Jookiba.. His one and true place was in the lighthouse.. powering it.. you decided to bring some batteries for him to eat..

You dropped the batteries on the ground and he sniffed them curiously.. His two-forked antennae twitched...

Batteriezzz...

He ate one of the batteries... Purring calmly...