It’s when a band from before most of the students were born is in town. But only if the singer is still hot.

Mom weekend is when all the sorority moms show up to support their sorority daughters by getting blackout drunk together and hit on 20-something college dudes. Dad weekend is where dads show up for a football game and support each other by not snitching to each other’s wives when they get it on in their campers with college dudettes. At least that’s how it was in the college towns I’ve lived in