Once, back in '95, I didn't owned a Saturn, and was a Guardian Heroes addict. Me and a friend wnet into the pay-per-play game store, and paid for a 9 hours run. That was the longest play non-stop I ever had.
As for plays with pee\eat stops, My first record was in Phantasy Star IV. It was rented, and I had an urge to beat it. I rented it on Thursday, and gave it back on Monday. I actually beat it on Sunday. Man, I remember how Lassic annoyied me...
Then I broke the record when I rented Nights, during a 5-day holiday. 5 days flying through rings, catching blue chips, and beating up bosses. Those were the days...