20 something
Kevin Jonas was 18 years old when they started the Jonas Brother band.
Nick Jonas is a 15 year old boy in a band with two of his brothers, Joe and Kevin. They play in a band called the Jonas brothers.
Nick Was 13 & Joe Was 16 & Kevin Was 19
nick was 10 joe was 13 and Kevin was 15
nick started singing when he was 6 but the band startd when he was 13 joe was 16 and Kevin was 18
Kevin is 21 Joe is 19 or 20 Nick is about 16 or 17
he was 18
No, Kevin Jonas is 20 years old and Joe Jonas is 18 years and Nick Jonas is 16 years old .
Kevin is 20, Joe is 19, Nick is 16, and Frankie (not in the band) is 8!!!!
Kevin was 16.
Kevin is 21. Joe is 19. Nick is 16. And their brother Frankie who is in his own band is 8.
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