Today, we have modern-day successes, such as Korean sensation, BTS, The Jonas Brothers, and of course, British boy band, One Direction, who are easily the most successful group of the 2010s.

Vocals, choreography, charm, style, and good looks—those are just some of the elements that make up the ultimate boy band.

When Big Brother exploded in popularity, it wasn't long before a celebrity version was launched. But surprisingly, only three official seasons of Celebrity Big Brother have aired in the United States.