…is the acromegalic poop splash, to my knowledge only performed once in history, by Andre the Giant on Bad News Brown and Bam Bam Bigelow.
BNB describes the experience in this video:
And BBB describes it in this one (beginning at 8m 30s):
The secret ingredients were tequila and clamato juice. The move is eventually fatal, as all things ultimately are; Andre died in 1993 and the others died in early 2007.