Tuesday, June 28, 2016 "Animals everywhere are celebrating with her tonight" PETA's congratulatory tweet to Serena Williams

Serena Williams was named Sportswoman of the Year at last Sunday's BET Awards. Lots of people took to twitter to congratulate the tennis star. However, a celebratory tweet from People for the Ethical Treatment of Animals (PETA) has got people confused and angry. See what they wrote after the cut and tell us if you know why they are mad...