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GWSampy
From Chewiki Archive - YouChew:
1% Funny, 99% Hot Gas

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This Pooper is Dormant and unclassified to be retired or on hiatus.Name: GWSampy.
Sex: GENDERLESS
Country: United Kingdom
First Poop: [1]
Year Started: 2007
Preferred Sources: Back to the Future.
YouTube Account: GWSampy
In Brief
Sampy is a pooper known for making numerous Back to the Future poops. He is one of the four horsemen of the back to the wtf cult.
First Poop Made
The earliest upload that can be found on GW's channel is "back to the mong 4" uploaded in April 2007.
History
Pooped his ass off for a good two or three years, slowed down quite a bit after that, then stopped altogether.