It's a familiar look for the Irish Singles Chart this week as Katy Perry keeps top spot with the ubiquitous 'Roar', fending off competition from controversy magnet Miley Cyrus, who wraps up a tough week in second place with 'Wrecking Ball'.

Elsewhere, bright young thing Lorde makes an instant impact with 'Royals' as it takes the highest new entry spot at #3 while OneRepublic and Avicii hold firm at #4 and #5 with 'Counting Stars' and 'Wake Me Up', respectively.

The top ten is rounded out by Jason DeRulo, Birdy, Lana Del Rey, Jason Mraz and Avicii. View the whole lot here.