Next up on our list of shocking celebrity photos then and now is English singer-songwriter and musician Robert Plant, who gained worldwide recognition for being the lead singer and lyricist of Led Zeppelin. He was a heartthrob in his heydays with his big bright eyes and those heavenly locks. But over the years, to say he has been unable to age graciously would be an understatement. Almost none of his charm is reflected in his physical self now. But who cares when you are named as the “Greatest Metal Vocalist of All Time” by Hit Parader magazine. After all, his contributions to the rock and band music are unparallel.