What are the names of all the Cimorelli kids?

There are 6 members on the band. But 11 kids in total, there are 6 in the band (all the girls) but occasionaly Mike does/did play guitar in some videos.

Mike - 22

Christina - 21

Katherine - 19

Lisa - 18

Amy - 16

Alex - 15

Lauren - 13

Dani - 11

Christian - 9

Nick - 7

Joey - 6