Letterman is still pretty bitter about McCain's snub and he sure didn't hide it last night -- especially since McCain is now trying to make amends. Here's a little mash up for your viewing pleasure. His debate spoofs are classic.

Transcript via LAT:

"So now, in an attempt to save his campaign, they’re talking about coming back. You see what I’m saying? So we said, 'Sure, we would love you to come back.' And even on the phone, he said, 'I’ll bring…Sarah.' But they’re being squirrely. Politicians can be squirrely. Because we have a date picked. We do this show every afternoon at 5:30. He wants to do the show at 5. So one –- we have no guarantee he’s going to show up, period. And we’ve kind of already rearranged our schedule on his behalf to save the economy, right? By getting that big-headed kid in here to talk about the politics. You know what I’m driving at? I just don’t know if we can trust him. And by the way, I don’t need to remind you that the road to the White House runs right through here."