Who is the lead singer for AJR?

Related questions

1. How long has AJR been a band?
2. What was AJR first song?
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4. What does AJR mean in Islam?
5. Is there an opening act for AJR?
6. Is Billie Eilish an indie artist?
7. Are panic at the disco emo?
8. Is AJR an indie?
9. Is AJR a Jon Bellion?
10. Where are the AJR brothers from?

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