They started to climb the stairs, and Al started to tell funny stories. By the time they reached the 25th floor, Ben and Carl were laughing hysterically.
Then Ben started to tell scary stories. By the time they reached the 50th floor, Al and Carl were hugging each other in fear.
Then Carl started to tell sad stories. “I’ll tell my saddest story of all first,” he said. “There once was a man named Carl who left his hotel room key in the car…”