Former Christian gospel singer Katy Hudson changed her name and her approach to become a world famous pop star - the newly christened Ms Perry embraced controversial sexual titillation with singles "UR So Gay" and particularly "I Kissed A...

Phil Collins' ascent to the status of one of the most successful pop and adult contemporary singers of the '80s and beyond was probably as much of a surprise to him as it was to many others. Balding and diminutive, Collins was almost 30 years old when his...