Weebles wobble but they don't fall down

On Enzo's first solo sit-up, he proves the theory wrong.

No, that's no a yettie. Just Jeff's leg.

Whoah...

Sticks the landing. And holds for like 3 minutes, I swear!

He gets distracted. And excited. And lurches back.

I guess Weebles DO fall down. And ESPN Sports Center catches his eye while he's down there.