When I was sixteen years old, I hawked popcorn in Texas Stadium during Dallas Cowboy games. I spent the first half of each game climbing flights of stairs and using my big voice, "Popcorn, get your Hot, Buttered Popcorn!"

During the second half, I could either keep selling or find an open seat and watch the rest of the game. That was in 1973. The Cowboys were in one of their heydays, so I always cashed out and looked for the best seat I could find...