The Ice Bucket Challenge, sometimes called the ALS Ice Bucket Challenge, is an activity involving dumping a bucket of ice water on one’s head or donating to ALS research. It went viral throughout social media during mid 2014.
Massa was the first of the F1 drivers to accelerate to the challenge, previous to nominating Ricciardo and ex-Ferrari team-mate Fernando Alonso (who is yet to have completed his effort).
The Australian speedy staged to the plate in front of the Red Bull Energy Station in Belgium GP paddock, taking on three buckets of water before electing Hamilton.
The Brit completed his challenge today following Friday opening practice in front of the Mercedes AMG garage.