Now relax and sit back without thinking whether or not someone is going to #IceBucketChallenge you.

The social responsibility campaign raised some real awareness for Amyotrophic lateral sclerosis (ALS) disease. one of the most talked about awareness campaign of this era was about raising awareness for ALS, which is a progressive neurodegenerative disease that affects nerve cells in the brain and the spinal cord.

With the campaign going viral via Twitter, Facebook and other social media platforms in just a few weeks, three million donors helped raise more than $100 million solely in USA.

Here are celebrities who have taken the challenge:

Here is the challenge of Mark Zuckerberg, founder of Facebook for Bill Gates:

http://www.mirror.co.uk/news/world-news/watch-mark-zuckerberg-nominate-bill-4048769