And it's no wonder Scherzy was looking a little nervous ahead of being soaked by freezing cold water as the poor singer got dealt her ice bucket right in the face.
With her hair completely sodden Nicole didn't look too impressed with her bucket thrower, but taking it on the chin (and quite literally), the former Pussycat Doll still managed to laugh.
Good job she was wearing her bikini!
Prepared to take a soaking, Nicole flaunted her fabulous figure in a patterned green two piece and printed shorts.
Before her challenge, Nicole nominated R&B singer The Dream, songwriter Tricky Stewart and singer Kiesza to join her in getting wet for charity.
And she's not the only one...
Like Nicole, her former boss Simon Cowell accepted his challenge in style as he was soaked by girlfriend Lauren Silverman aboard a yacht.
The music mogul then nominated his fellow X Factor judges Cheryl Fernandez-Versini and Spice Girl Mel B.
While High School Musical stars Ashley Tisdale and Zac Efron decided to double up on their challenge as they appeared together in the same video for their drenching.
As the nominations keep on coming, we wonder which of our celebs will be next...
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