Season 5, Episode 3: "The Glasses"

That--? That's it?

You don't have to screw it in or anything?

No. Just plug it in, and the Commando 8 does the rest.

I'll seal it up later, all right?

Yeah. Just in time for Amy.

Yeah, when are you gonna execute that plan?

Oh, God. I've got such a headache.

Aw! That's another symptom.