The music mogul donned his best swim shorts and bared his hairy chest as he took a soaking in style... on board a yacht!
And it was Lauren Silverman, Simon's girlfriend, who was happy to do the honours...
Struggling to say his own nominations, Simon was in fits of giggles as he waited for what was to come. Nervous much?
The 54-year-old flashed his pearly whites as he laughed to the camera, nominating his fellow X Factor judges Louis Walsh, Cheryl Fernandez-Versini and Mel B to take on the challenge next.
Getting impatient Simon told Lauren to "just do it" and his other half didn't hold back as she poured the bucket of freezing cold water and ice all over his head.
Like Simon, Mel B has since stood up to the challenge and very publicly got drenched in front of a crowd!
After nominating Heidi Klum, Nick Cannon and fellow Spice Girl Victoria Beckham, the X Factor judge shrieked as she had not one, but two massive buckets poured all over her!
Cheryl? Louis? Time to step up to the plate...
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