[It's not something he'll ever forget. (Which doesn't mean he liked it.)

The amount of tolerance that Castiel has for the demon's attempts to get under his skin has just about been used up, and so he responds with the driest monotone that he can muster.] Try all you want, but your attempts to be humorous are going to continually fall short.

[Which is no doubt the point of this. Dean is here to pester him, and nothing more, it seems.] ... Have you had another's memories inflicted on you? [Castiel hopes not. It would require someone having to interact with Dean in order to get them back, and right now he wouldn't wish that on anyone.]