In a year filled with major pop culture milestones -- from Fifty Shades of Grey's newly-minted stars to hunky scion Scott Eastwood to Robin Thicke's superstar moment -- these celebrities rose to the top for the first time -- see Us Weekly's roundup of 2013's biggest breakout stars
Chiwetel Ejiofor and Lupita Nyong'o
These impressive actors are already Oscar frontrunners for their roles in 12 Years a Slave. British star Ejiofor was previously known for his role as Keira Knightley's husband in 2003's Love Actually, but this was Nyong'o's first major role.
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