See which celebrities gained fame fast this year
Carly Rae Jepsen
Jepsen's debut single, "Call Me Maybe," went viral after Justin Bieber, Selena Gomez, Big Time Rush and Ashley Tisdale uploaded a lip dub video to YouTube. The song became a surprise smash, selling more than 10 million copies worldwide. The singer released her debut album, Kiss, on Sept. 14.
Credit: Vanessa Heins