Once-ler: Whoa, whoa, whoa! You wouldn't hit a woman.
The Lorax: Hoo! That's a woman?
When the Once-ler is drifting down the river in his bed, he puts his foot in the water, which makes the bed turn. When he puts his foot back onto the bed, it is dry and so is the bed sheet.
When Ted opens a drawer looking for a nail for the Once-ler, a Minion figurine (from Despicable Me) is shown in the drawer.