Most likely the natural fertilizer that blew in from the eastern South Dakota farms this time of year.

Bruce, I think it helped that the refs kept on acknowledging us. The Assistant ref was cracking up when we told him to tell Telly Savalas/Dr. Evil how to do his job. "C'mon! You've got a microphone! Breaker Breaker one-nine, Dr. Evil, do your job!" I could see the grin the back of that dude's head.
Then when the ref pointed to you, Bruce, after you called him Dr. Evil. God, that was pure brilliance!