Eamon's song is controversial because it contains swear words. But there is a clean version of the track and that's what Radio One have been playing.
Rap crew D12's My Band went straight in at number two and Finnish rockers The Rasmus held on to number three.
Anastacia and Usher made up the top five, with McFly dropping to six.
In the album chart, rockers Guns N' Roses jumped one place to the top spot with their greatest hits collection, pushing Anastacia down to number two.
Usher came in at number three, with pianist Diana Krall at four.
The Scissor Sisters' debut album went up five places to take the number five spot.