With a recent Grammy win for her music video 'We Found Love,' Rihanna is having a pretty good 2013. However, it's not the awards that make this year really special. RiRi has hit a milestone birthday and turns 25 today.

TheDrop.fm wants to celebrate the 'Stay' singer by highlighting her most memorable career moments. Although the list of her accomplishments is endless, we've selected 25 that are surely impressive. Check out Rihanna's 25 Career-Defining Moments.

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