Celebs who drastically changed their looks after becoming famous

Katy Perry

The singer we know and love as Katy Perry didn't just change her name when she got famous. Performing for years under her birth name, Katheryn Elizabeth Hudson, Perry opted for the indie rock look, sporting grunge-inspired clothes and the angsty layered bob of a soulful singer/songtress like in the above (left) photo. But that look, like her initial attempt at a music career, was non-starter. So, along with a pivot towards a more sexy, pop-driven sound, the "I Kissed a Girl" singer switched it up with glossy black locks and rolled bangs, echoing 50s pin up girl Bettie Page's signature 'do.