complete the text with words for instruments or musicians

The Jonas Brothers are an American pop band. There are three musicans in the band: Kevin Joe and Nick. Joe and Nick are the principal (1) v Kevin plays the (2) g Joe sometimes plays the (3) d - he's a (4) d.... . The Jonas Brothers have got four CDs: It's About Time (2006), Jonas Brothers (2007), A little Bit Longer (2008) and Lines, Vines and Trying Times (2009)