Caitlin, Barry and others in “Unfinished Business”

Caitlin

Beta, Alpha, Theta, Delta - all your brain waves are perfectly in sync. The chances of that happening are next to impossible.

Barry

Impossible is just another Tuesday for us, remember?

Cisco

Yeah, but this is like some Twilight Zone level stuff. And I say that knowing full well that we have a guy locked up in our basement who can turn himself into poison gas.

Wait, really?

Cisco

Dude, that was like week three.