Celebrities around the globe have been joining in the viral “ALS Ice Bucket Challenge” which aims to raise money, and awareness to fight ALS. Here are seven videos of celebrities (mostly tech CEOs) taking on the challenge. Enjoy, and give the challenge a try yourself.

And don’t forget to vote for your favorite, via a tweet.

 

Celebrity: Mark Zuckerberg (founder and CEO of Facebook)

Best line: “That was really cold”

Nominees: Bill Gates (Microsoft founder), Sheryl Sandberg (Facebook COO), and Reed Hastings (CEO of Netflix),

[Tweet “Mark Zuckerberg had the best #icebucketchallenge”]

Celebrity: Satya Nadella (CEO of Microsoft)

Nominees: Jeff Bezos (founder and CEO of Amazon), and Larry Page (founder and CEO of Google)

[Tweet “Satya Nadella had the best #icebucketchallenge”]

Celebrity: Matt Lauer (Today Show host)

Nominees: Brian Williams(NBC news anchor) , Martha Stewart (Martha fricken Stewart), and Howard Stern (radio host)

[Tweet “Matt Lauer had the best #icebucketchallenge”]

Celebrity: Martha Stewart (Martha Stewart)

Nominees: Gwyneth Paltrow(actress), Blake Lively(actress), and Ellen DeGeneres (talk-show host)

[Tweet “Martha Stewart had the best #icebucketchallenge”]

[Tweet “@Dickc had the best #icebucketchallenge”]

Celebrity: Spencer Rascoff (CEO of Zillow)

Nominees: Jeff Weiner (CEO of Linkedin)

I took the #IceBucketChallenge to end ALS. Next up @jeffweiner @jimcramer https://t.co/galvD4dnW1 — Spencer Rascoff (@spencerrascoff) August 13, 2014

[Tweet “Spencer Rascoff had the best #icebucketchallenge”]