He sent delicious tasty bat creatures down to Earth for everyone to eat, but as they were extremely zippy no-one could catch them. So he threw down one of his ribs with detailed aerodynamic instructions.
Humans throw rib. It zonks bats and returns to the hand. Humans impressed. They throw new toy at sky. Boomerang makes hole in Heaven. Boomerang zings back and zaps them.
BOBBI-BOBBI slithers off in disgust. He’s had it with humans.