Southwest Airlines is known for low fares and fun. They were the airline that pioneered open seating, hot pants, and alcohol after all. Today, Southwest is a little more buttoned up as an airline. From time to time though, you’ll still fly on a flight where a flight attendant or pilot keeps it fun. Flight attendant Martha “Marty” Cobb proves that not only does she keep passengers safe in the air, she also keeps them entertained with her side-splitting jokes.