Friedrich Nietzsche is celebrated in today's Google doodle - well, it would have been his 169th birthday - so what better reason to look at his influence on the world of pop? Specifically, one line of pop?
For as Slacktory point out in this compilation: in 1888, Nietzsche coined a phrase that would inspire lazy musicians for more than 100 years.
From Kelly Clarkson to Kanye West, 2Pac to The Wannadies, check out every instance of "what doesn't kill me makes me stronger" (or variations thereof) from the annals of pop history.
Also on HuffPost: