BEAST's member Yoon Doojoon successfully completed the 'ice bucket challenge'.

On August 19, Yoon Doojoon and Lee Kikwang received the 'ice bucket challenge' from Lee Young Pyo. Yoon Doojoon had revealed a picture to prove that he fulfilled the challenge.

On August 20, Yoon Doojoon posted on his Twitter, "I took on Lee Young Pyo's challenge in the best way that I can... and I send the challenge to the really nice hit songwriter Kim Tae Joo, 4minute Kwon Sohyun, and BTOB Seo Eunkwang" along with a picture.

In the picture, Yoon Doojoon was dunking his head into a sink filled with ice water.

The 'ice bucket challenge' campaign is a project hosted by the ALS Association that helps patients with Lou Gehrig's Disease. Many stars both in America and in Korea have been particiating in the challenge, catching much attention.