He's miserable because he's sick. And he'll let her know just how miserable he is.

"If I manage anything at all, I'll probably just puke it up later anyway, but thanks."

Sipping at the glass of orange juice first, he grimaces when swallowing feels like sandpaper, but he gulps down some more anyway to relieve the dryness.

He then abruptly grabs a paper napkin and sneezes into it.

"Ow, fuck, that hurt." He coughs and winces. "D'you have tissues?"