With Ozzy Osbourne turning 65 on Tuesday, let's take a look back at the rocker's career, from Black Sabbath to today.
Ozzy Osbourne, seen here in 2007, was born John Michael Osbourne on Dec. 3, 1948. The nickname Ozzy was given to him in primary school and stuck.
The following five celebrity urban legends will likely live on long into the future, despite the fact that none of them is remotely true.
Yancho Sabev/Wikimedia Commons
The singers Sting and Tiffany, who both celebrate birthdays on Thursday, are just two of many celebrities who go by one name. In honor of the singers' birthdays, take a look at other stars who are too big for a last name.