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Rihanna turns 25-years-old today. Celebrate with BadGirlRiRi inside and find out about her latest venture with MAC....

International superstar Rihanna celebrates a quarter of a century today, ringing in year number 25. Since entering the spotlight, Rihanna has had her share of ups and downs and we've been with her each and every step of the way.

Now, she's just debuted her River Island fashion line and she branching out into cosmetics with a new partnership with MAC.

The four collections will be known as RiRi [Hearts] MAC and will break throughout 2013. According to WWD, the signature piece of the lineup, RiRi Woo (a lipstick), will be sold with all four collections. The summer collection also includes two additional lipsticks, a Lustre Drops shade and a powder blush duo.

And fans rolling out to see her on stage for her Diamonds tour will be able to pick up RiRi Woo at her concerts (it will also be available online). And for the rest of the year, fans can look forward to a summer collection (online), a third collection that will hit retail stores and an on-counter holiday collection.

Read more:

http://theybf.com/2013/02/20/diamond-girl-its-rihannas-25th-birthdayand-shes-got-a-new-partnership-with-mac-cosmetics