Did Rihanna get lip injections?

WORLD EXCLUSIVE REPORT: Rihanna may have gotten lip injections!!!!!! 

Today Rihanna posted a photo on her twitter page that looks really suspect. Check her out and let us know what you think:

 Check out Rihanna before (left) and Rihanna after (right)

Rihanna Photo Left: lipstick alley

Rihanna Photo Right: Rihanna Twitter