One Direction have had to grow up pretty fast following their world-wide domination of pop music and teenage (and older women's) hearts, but this worries their fellow X Factor contestant, Matt Cardle.

Mark Wahlberg gets slimed at the 27th annual Kids' Choice Awards at the Galen Center on Saturday, March 29, 2014, in Los Angeles. (Photo by Matt Sayles/Invision/AP) Mark Wahlberg gets slimed at the ...

The Brits are coming to the Nickelodeon Kids' Choice Awards. Emerging U.K. boy band One Direction will be performing their hit single 'What Makes You Beautiful' during the March 31 awards ceremony.

Before One Direction became kings of the pop music world, New Kids On The Block reigned supreme! Now, in an EXCLUSIVE interview with HollywoodLife.com, Donnie Wahlberg, Jonathan Knight, Jordan Knight ...