Did you know that yesterday was Beatles Day, a day to mark the Fab Four's rise to fame? The boy band phenomenon all started with the "mania" surrounding The Beatles, and since the guys from One Direction — the latest UK boy band to hit the scene — have now been made into action figures, it looks like everything has come full circle. Over the past 50 years, there have been a number of synchronised, harmonising boy bands, each of them just a bit different from the last. Can't get enough of the craze, or hoping to relive your favourites from the '90s? From The Beatles to One Direction, here's a look at the most popular boy bands of all time.
From The Beatles to One Direction: The Evolution of Boy Bands