Not sure I agree with the morphing into The Bee Gees comment, but its still an awesome infographic, no?
The Beatles were famously known for their mop-top haircuts in the early 1960s, but their styles evolved over time. DeviantArt user mozzarellapoppy has a look at the hair, moustache, and spectacle changes over an eight-year span. Watch as they slowly morph into The Bee Gees.

