When his wife's snoring woke him for the third straight night, Harry went to the bathroom medicine cabinet, got some aspirin and popped two tablets into her gaping mouth.
"Awk, glub!" choked his startled wife. "What the..."
"It's okay, honey. I gave you some aspirin," he explained.
"Why? I don't have a headache!"
"Great!" said Harry, triumphantly. "Let's fuck!"