Olympic kayak sprinter Ed McKeever is known as the Usain Bolt of the water.
But today it was all rather more sedate, as he joined volunteers to help clear up the navigation channel of the River Lea in Bow.
It’s all part of the lottery funded Big Waterways Clean Up project - a scheme to help clean up rivers and canals in the five Olympic boroughs.
Since February more than 3,600 volunteers have joined in the project. It's due to end in December and now the hunt is underway to find more funding - to allow it to continue.
More top news
In a wide-ranging Peston on Sunday interview, he said Parliament security needs reviewing and the PM's counter-terror strategy is flawed.
The terror attack carried out by Khalid Masood at Westminster that left four people dead lasted less than two minutes say police.
Two knives were found at the scene in Islington, North London, and the suspects fled on foot before being arrested.