Ice Bucket Challenge Roundup: Josh Hutcherson, Dianna Argon + More [VIDEOS]
The Ice Bucket Challenge continues to grow with new videos from 'Hunger Games: Mockingjay' stars Josh Hutcherson and Sam Clafin, as well as 'Glee' star Dianna Agron, Coldplay frontman Chris Martin, Louis Tomlinson of One Direction, OneRepublic, Rosie Huntington-Whitely, Tina Fey and Patrick Stewart.