He laughs, mostly just relieved to to be back in familiar territory. He may not be particularly good at being a shoulder to cry on, but innuendo? That, he can do.
"Can't help thinking a good "staking" might do you the world of good right now," he agrees, still slightly breathless from Spike's proximity and the force of that powerful personality turned, however drunkenly, on him. Even if he has no intention of actually staking Spike (in any way), he can't deny he's always wanted to.
He leans in a little closer himself, mostly just to see what Spike will do with it. "Is that what you want, Spike?" he asks, blue eyes bright in the darkness. "A drunken staking in the graveyard to take away the pain?"