Bob Ross was a prolific painter who created and starred in the popular PBS television show The Joy of Painting, where he taught viewers how to create landscapes using the wet-on-wet technique. While he was well-known as an optimistic, soft-spoken artist - the Mr. Rogers of painting, really - there is quite a bit of amazing Bob Ross information out there that the public may not know. For example, what did he do before he started painting? How many "happy trees" did he actually paint? And exactly how did he feel about his infamous perm?