A woman walked into the kitchen to find her husband stalking around with a fly swatter.
"What are you doing?" She asked.
"Hunting Flies" He responded.
"Oh!, Killed any?" She asked.
"Yep, 3 males, 2 Females", he replied.
Intrigued, she asked. "How did you know there were 3 male and 2 female?"
He responded, "3 were on a beer can, 2 were on the phone".