22. Ke$ha – IQ 140
The well-known singer is known for all the wrong reasons including a dispute with Dr. Duke, her manager who she claims to have assaulted her sexually. This is a reason not many people remember her now for the songs she gave the world forget her IQ. She was not so popular kid at school and left high school at an early age to pursue her career in music.
Was the testing mechanism identical in every possible way? If not, the scores have been unscientifically developed.