It's obviously a splat of water on the lens, or the lens covering Abusive comment hidden. (Show it anyway.)
See, I never thought Chewie had that gargling sound. I know everyone does it like that, but I think it always sounds wrong. It's a low, whiney kind of sound, but not gargle-y. Am I wrong? Abusive comment hidden. (Show it anyway.)
This would be a lot funnier if it wasn't done already, and much better, when Stewart was on SNL many years ago. Abusive comment hidden. (Show it anyway.)