Here are some programs at our school
Kappa Delta: Wingo (Bingo and all you can eat buffalo wings with wing eating contest)
Tri Delta: Valpo at Bat and Teeter Totter a thon
Chi Omega: 3 on 3 basketball
Pi Phi: something with pies.. i forgot the cute name they used
Gamma Phi Beta: Mr. Valpo
Sigma Chi: Derby Days
Sig Eps: Sports Week
Phi Psi: Phi Psi 500 (week of different games a party at the end)
LXA: Watermelon eating contest
Sig Pi: Tighty Whities contest (volleyball tournament)
There are also random parties throughout, A big hit every year is Sigma Tau Gamma's Darkside where there's just blacklights and they hand out highlighters and people write on each other. Always a good time