We are sisters FOR LIFE! Did you know these stars were in a sorority?

Whoever said blood is thicker than water clearly never pledged to a sorority! The bond that these stars made when they joined a women's fraternity when studying at college has lasted a lifetime. If you’re part of the Greek Life you might be interested to know that some of these global superstars are your alumni. From reality stars to royals, these are your sorority sisters...