Released Date
September 10, 2010
Vocalist
Rihanna
Album
Loud
About Only Girl (In the World)

About

Grammy Award winner in 2011 for Best Dance Recording, the song was the lead single off of Rihanna's fifth album Loud. 

Trivia

Rihanna performed the song on back to back days at Saturday Night Live in New York City and The X Factor (UK) in London in October 2010.