Huge global music stars are unrecognisable in very amateur pre-fame videos – but how many do you know?

IT’S hard to imagine a time when these celebs were anything less than worldwide superstars.But here they are in all their pre-fame glory – gigging and hustling before they hit the big time.
Baby-faced and years before getting a glam Hollywood-style makeover – can you recognise any of these global icons?TV FAMEYouTubeThis young starlet is known for her four-octave vocal range[/caption]This teeny tiny popstar can be seen hitting the high notes at just 8-years-old warbling out the