Tags: funny, happy, birthday, bill, watterson, creator, calvin, hobbes
Tags: funny, classic, calvin, hobbes
Tags: funny, favorite, calvin, hobbes, comic
Tags: funny, calvin, hobbes, retirement
Tags: funny, drawing, ripley, alien, calvin, hobbes, style, x-posted, rcalvinandhobbes
Tags: funny, calvin, hobbes
Tags: funny, calvin, hobbes, silly, strip, bill, watterson, refused, syndication
Tags: funny, dads, calvin, hobbes
Tags: funny, calvin, hobbes, college, animated, gif
Tags: gif, calvin, hobbes, meteor, animated