My post got deleted when the system crashed.
Ok, here it is again (these are just the ones I can remember):
ZTA: King of the Campus, Pig Roast, Crown Classic
Kappa Sig: Bed Races, Shipwreck, and Hairy Buffalo
Kappa Delta: Shamrock
SAE: Paddy Murphy and Bullfrog
Lambda Chi: Watermelon Bust and Moonbounce
Delta Gamma: Anchor Splash
Pi Phi: Say What? Pi Phi
AZD: Xi Man
Pike: Pikes for Tykes
Sig Ep: Queen of Hearts
Pi Kapp: Pi Kapp Princess Pageant
Sigma Chi: Italian Wedding and Derby Days
ATO: Viking
Tri-Delta: Shakedown
ADPi: Find a Mister for your Sister
DU: Lip Service