Everyone into cartoons knows who Fred Seibert is. Originally, he was the Creative Director for MTV in the late eighties/early nineties, and then he moved into Cartoon Network studios to become the President of Hannah Barbara in 1992.
He came up with the idea of a cartoon show that premiered a bunch of different short cartoons, in the same vein of the Golden Age of Animation and Looney Tunes.
Trailer for I Know That Voice, a documentary about professional voiceover work that puts the faces to famous voices like David "Movie Trailer Guy" Kaye, Billy "Fry" West, Kevin "Batman" Conroy, and Tara "Pretty Much All Of Cartoon Network" Strong.
The film doesn't have an official release date, but its IMDb page -- which really comes in handy -- has it listed for 2013.
According to Film School Rejects and the Twitterverse, some people didn't know that the sinking of the Titanic was a real historical event. According to my research and calculations, these are also the people who don't believe the Holocaust or Civil War happened. And forget about Pluto, that's not a thing either.