The Keeping Up With the Kardashians star snaps selfies as Ellen DeGeneres pours ice and cold water over her head!
The comedian decides to "take it up a notch" and complete the challenge naked on Jimmy Kimmel Live.
Harry Potter fans rejoice! The actor gets soaked (shirtless) for a great cause.
The Superman stars get soaked on the set of their new movie Batman v Superman.
The Water.org co-founder used toilet water in his challenge!
Olivia Wilde soaks the cutie.
The actress nominated Goldie Hawn, Matthew McConaughey and Muse after getting soaked.
The rocker was nominated by Jason Becker, a musician who has ALS and can no longer play guitar.
...and then got soaked herself.
Rihanna iced her Monster tourmate...
The actor suited up—literally—to accept Chris Hemsworth's challenge.
The actress 8-year-old daughter acted as her stunt double.
The BFFs took turns getting each other wet.
THANK YOU, Tom Hiddleston, for your nomination. The Sherlock star delivered.
The Twilight alum took on the challenge with her Equals co-star.
The popular British heartthrob who plays Loki in the Thor films on Aug. 19 shared a video of himself taking on the challenge after being nominated by Castle star Nathan Fillion. He told Benedict Cumberbatch and Luke Evans of The Hobbit to go next.
The Help star joined in the freezing fun and challenged her beau Andrew Garfield.
The Oscar winner accepted Giancarlo Giammetti's challenge, then called on Kristen Stewart, Matthew McConaughey, Jessica Chastain and Joan Rivers to follow suit.
The actor lent his name (and buff bod) to the cause, and challenged New York artist Marina Abramović.
The rapper accepted Ludacris and Bow Wow's challenge and in turn, nominated Omari Hardwick and Jake Gyllenhaal.
The designer looked posh even as her three sons doused her with ice water!
The Mean Girls star accepted her challenge on the Tonight Show Starring Jimmy Fallon, and then nominated Brooklyn Community Services' Duffield Children's Center, Prince Harry and Jared Leto.
The Ted star, wife Rhea Wahlberg and three of their adorable kids accepted the ALS Ice Bucket Challenge, then collectively nominated Spike Lee, Eminem, boxer Manny Pacquiao, Shailene Woodley and Jay Z.
The Amazing Spider-Man 2 star got some help from daughter Anelise when he accepted the ALS Ice Bucket Challenge. He, in turn, challenged her to complete it, too, along with Drake and Channing Tatum.