Pop Singers & Groups Quiz

[hillwalker]

Can anyone help solve these anagrams?

1. GHIORRSU (5,3)
2. AAAABEIKLNSZ (7,5)
3. ACIIJKMNNY (5,5)

Many thanks.

[sir.prize]

2 Azealia Banks

[Stephen_G]

3. ACIIJKMNNY (5,5)

Nicki Minaj. The Y has to be wrong.

[Stephen_G]

1. GHIORRSU (5,3)

Could be Sigur Ros.

[factor-fiction]

I agree with the answers to 2 and 3

Q1 has caused a problem before and I don't think an answer was found.
Sigur Ros seems most likely but has no H in it.
Here's a thread from a few months ago
http://www.theanswerbank.co.uk/Quizzes-and-Puzzles/Question1179791.html

[hillwalker]

Thank you, everyone, much appreciated. As a golden oldie I haven't even heard of the majority of the answers to the clues!