Losing team has to participate in "butts up"

(chapter originally by hanskumoekk at writing.com)

"...participate in this so called 'butts up' game!" Jessica said.

Isabel looked at Jessica with a confused look. "What's that?" Isabel asked.

"Well, it's this European tradition: If you lose the game, the whole team has to stand on the goal line with their behinds turned to the winners. Each player of the winning team has one shot each to try and hit the losing team's behinds from 10 yards out as hard as they can. You in?"

Isabel relished the opportunity to do something like that to Jessica and her team. And they were up 3-0 to half time, so why not?

"Alright! Sure! We're in on that bet!" Isabel said.

Jessica's team kicked off the 2nd half, and...