[Sister Havana]

Ones I heard at IU:
(many have been posted already)

AOPi: Ate A Pie
Chi-O: Chi Ho
Delta Delta Delta: If you can't get a date by eight, Tri-Delta and Tri-Delta, everybody else has
Delta Gamma: Dick Grabbers
Delta Upsilon: Delta Oops-I-joined the wrong fraternity!
Delta Zeta: Easy DZs
Gamma Phi Beta: Grab a vibrator
Kappa Kappa Gamma: Visa Visa Mastercard
Sigma Delta Tau: Spending Daddy's Trillions
Sigma Kappa: Sigma Krappa
Zeta Beta Tau: Zillions, Billions and Trillions
Zeta Tau Alpha: Zits, tits and armpits