The 21-year-old actor was nominated by his Hunger Games co-star Liam Hemsworth.
Josh and Liam‘s fellow co-star Sam Claflin also showed off his dance moves after completing the challenge in London. Check out his video after the cut!
In case you didn’t know, the ALS Ice Bucket Challenge has raised over $40 million for ALS rehearsal.
Click inside for Sam Claflin’s Ice Bucket Challenge…
Sam Claflin – Ice Bucket Challenge