The turtle's managed to snag the frame of the window, his feet scrabbling against the door a bit until he finally manages to haul himself inside. That knocks his bō free from where he'd wedged it against the pedal, so Serph's truck quickly begins to outpace it as the Tank loses speed.

It's a couple of moments before the sound of a huge engine revs, and then the Turtle Tank surges forward to catch up, Donnie finally settled properly into the driver's seat. He gives Serph a thumbs-up.