Buzz·Posted on Jan 8, 2009Teh InternetsAs part of PBS's series on comedy, a short video -- hosted by Amy Sedaris -- closely examines the history and semiotics behind the LOL.by Eliot GlazerBuzzFeed StaffLinkFacebookPinterestTwitterMail Teh Internets pbs.org Always wanted to know why cats are funny? Now's your chance to find out.