Celebs across the world are coming forward and taking the Ice Bucket Challenge. Joining the bandwagon is singer Shreya Goshal, who took the challenge recently. The challenge is being done to raise awareness for ALS (amyotrophic lateral sclerosis, or Lou Gehrig's disease). She posted a video on her social networking site and wrote, " I did it:D Took the challenge and donated to this cause.(sic)