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 gif of Michael Phelp's mom's reaction to him losing out on a gold medal. At first, she's sure that he has won and starts to celebrate. Unfortunately, he was actually milliseconds away.