Brushing your teeth!
Because they fought both tooth and nail!
One tooth
Both end up with you being chased by the police if you go too fast.
He nuts and bolts.
God: *sigh* Fine. Mouths. But they'll talk. A lot.
She puts two fingers in her mouth and then shouts "Max!".
A cud thud!
It's saliva! IT'S SALIIIVA!!!
That thing hurts!
Someone bumped his elbow while he was brushing his teeth.
He has thrust issues.
A toothbrush.