Dozens of celebrities have taken part in the ice bucket challenge for charity
The latest viral craze to hit the internet is the ice bucket challenge - getting drenched by a bucket of ice-cold water - for a good cause.
Aside from Rita Ora, above, dozens of celebrities have taken part, from David Beckham to Tom Cruise, Mickey Rourke and Jennifer Lopez. So far, over $15 million has been raised for ALS (Amyotrophic lateral sclerosis or Motor Neurone disease).
See more stars who've undertaken the ice bucket challenge...