UVa ESchool + R2 Happ-E-Hour.
I don't think I made this Happ-E-Hour (there was also R2, Theta Tau, and Mom, Dad, and Hampton visiting on the same day) and I don't know who took these photos, but these photos do show what Happ-E-Hours were like.

Date: 2001:03:30 - 2001:03:31