"I'm Leafmon today!" This nasal voice is even higher-pitched, but definitely Wormmon's. "Because I'm tired!"

"...Digimon change form based on their energy," Ken adds for clarification. Leafmon attempts to nod along, but this doesn't work when all you are is a head.

So he bounces instead, sending his leaf flopping. Boing, flop. Boing, flop.

He's supporting Ken-chan!