Kenny vs. Spenny - Who Can Stay Awake the Longest? (2003)

"Kenny used a bright light visor, an earpiece that beeped when he tilted his head and drank lots of coffee. Kenny had also used different methods to use little energy. Spenny sought to win by using his willpower. After 81 hours, 12 minutes, 23 seconds, Spenny had fallen asleep." -wikipedia