She roared (geddit!?) to No 1 last week and Katy Perry remains at the top of Ireland's singles chart this week. Over on the grown-up chart, Arctic Monkeys stay top dogs with their new album AM. Read the fulll countdowns here.

Top 20 singles in Ireland

1 1 Roar Katy Perry (Virgin)
2 Talk Dirty Jason Derulo Feat. 2 Chainz (Warner Bros)
5 3 Wrecking Ball Miley Cyrus (Rca)
4 Wings Birdy 14th Floor (Records)
3 5 Counting Stars OneRepublic (Interscope)
2 6 Wake Me Up Avicii (Positiva)
4 7 Burn Ellie Goulding (Polydor)
6 8 Same Love Macklemore & Ryan Lewis (Macklemore)
7 9 Summertime Sadness Lana Del Rey (Polydor)
10 You Make Me Avicii (Prmd)
8 11 Best Song Ever One Direction (Syco Music)
12 It's My Party Jessie J (Lava/Republic)
13 Work B**Ch! Britney Spears (Rca)
14 A Thousand Years Christina Perri (Atlantic)
9 15 We Can't Stop Miley Cyrus (Rca)
10 16 It's Time Imagine Dragons (Interscope)
11 17 Applause Lady Gaga (Streamline/Interscope/Konlive)
21 18 Hold On, We're Going Home Drake Feat. Majid Jordan (Cash Money)
13 19 Blurred Lines Robin Thicke Feat. T.I. & Pharrell (Interscope)
19 20 Sonnentanz Klangkarussell Feat. Will Heard (Vertigo)

Top 20 Albums in Ireland

1 1 Am Arctic Monkeys (Domino)
2 2 Snapshot Strypes (Mercury)
3 3 In A Perfect World Kodaline (B-Unique)
4 True Avicii (Prmd)
5 Rewind The Film Manic Street Preachers (Columbia)
4 6 Up All Night One Direction (Syco Music)
5 7 Take Me Home One Direction (Syco Music)
10 8 The Heist Macklemore & Ryan Lewis (Macklemore)
14 9 Bad Moon Rising - The Collection Creedence Clearwater Revival (Spectrum)
11 10 Born To Die Lana Del Rey (Polydor)
8 11 Halcyon/Halcyon Days Ellie Goulding (Polydor)
6 12 Where I Wanna Be Nathan Carter (Sharpe Music)
21 13 If You Wait London Grammar (Metal & Dust)
14 The Diving Board Elton John Mercury
9 15 Our Version Of Events Emeli Sandé (Virgin)
20 16 Wagon Wheel Nathan Carter Sharpe Music
23 17 Mayhem/More Mayhem Imelda May (Decca)
18 Loud Like Love Placebo (Mercury)
18 19 All The Little Lights Passenger (Nettwerk)
19 20 Night Visions Imagine Dragons (Interscope)

Chart courtesy of IRMA