There really isn't much to say about Joaquin Phoenix's visit to The Late Show last night, other than that he may want to stop hanging out with Snoop Dogg.
Bearded, spaced out and wearing sunglasses indoors, Phoenix may or may not have known where he was at that moment, uttering barely decipherable, monosyllabic answers about his film Two Lovers and career in general.
Things got so awkward that in order to break the ice, David Letterman posed this to the actor: "What can you tell us about your days with the Unibomber?"
It got worse. When the topic inevitably turned to his fledgling music career - for which he is supposedly giving up acting - Phoenix confirmed that hip-hop was his genre of choice, a revelation that sparked laughter from the audience.
"That's a joke?" he (slowly) snapped, clearly upset by the crowd reaction. "What do you have them on? What do you gas them up with? Is this nitrous?"
At the end of the interminable interview, Letterman summed it up as best he could: "Well, Joaquin, I'm sorry you couldn't be here tonight." See below ...