Gif Central boasts hundreds of funny animated gifs. Only the best of the best make it onto this site, with most of them having an accompanying source. No tumblr-esque one-second-long disappointments. No obscure titles or descriptions.
This is an animated reaction gif of Ben Gazzara shaking his head and smiling in a polite fashion. This is from the 1976 movie "The Killing of a Chinese Bookie", in which Gazzara portrayed the character Cosmo Vittelli.