"Later, Moony."

It takes everything in him not to say 'goodbye.' It will feel too final-- like he's giving himself an out that he's not sure he wants to take.

So instead he downs enough of the bottle to make himself feel fuzzy around the edges. He smokes until he can breathe again.

Returns to the party with a smile that doesn't feel at all real, but is still looks surprisingly good, all things considered.