vega-ofthe-lyre:

[The Doctor finally realises who Rory is; he pokes him in the chest]
“…Hello again.”
“Hello.”
“How’ve you been?”
“Good, yeah, good. I mean, Roman.”
“Rory, I’m not trying to be rude, but you died.”
“Yeah. I know, I was there.”
“You died, and then you were erased from time. You didn’t just die; you were never born at all. You never existed.”
“Erased? What – what does that mean?”
“How can you be here?”
“Well, I don’t know; it’s kind of fuzzy.”
“Fuzzy.”
“Well, I died, and then turned into a Roman. It’s very distracting. [He touches Amy’s hair] …Did she miss me?”

The Pandorica Opens; Doctor Who 5.12.