Brian Maher's done it - he's reached the Forty Foot in Dun Laoghaire in 98FM's Big Swim.
He completed the swim in 3 and a half hours after setting off from Poolbeg Lighthouse earlier.
He's raising funds for the Irish Special Olympic Athletes going to the World Games in Abu Dhabi next March.
To donate funds log on to 98FM.com forward slash the big swim.