There wasn’t a day that went by that Ozzy Osbourne wasn’t happy to be alive. Most people who grew up listening to him probably thought that the guy wouldn’t have made it past 50 years old, but the fact that he managed to bow out gracefully and even play one more show before his passing is one of the most badass send-offs that any singer could ask for. He considered himself an incredibly lucky man for the chance that he had, but that also came f…