In 1958 two guys flew a Cessna 172 nonstop for 64 days without landing. They refueled mid-air via a truck that drove under them during a low pass.
> When asked by a reporter if he would ever replicate the stunt, Cook replied: “Next time I feel in the mood to fly endurance, I’m going to lock myself in a garbage can with the vacuum cleaner running, and have Bob serve me T-bone steaks chopped up in a thermos bottle. That is, until my psychiatrist opens for business in the morning.”
Source: https://www.airspacemag.com/daily-planet/airborne-for-64-day...
Here's an account that popped up on Google.
https://www.aopa.org/news-and-media/all-news/2008/march/01/e...