Complex sentence: James went on tour with the well known contemporary Hawaiian band, HAPA, in 2012--2013, having previously met the lead singer Barry Flanagan on the set of the independent film, Lychee Thieves.
Split into simpler sentences: James went on tour with well known contemporary Hawaiian band HAPA in 2012--2013. James met the lead singer Barry Flanagan on the set of independent film Lychee Thieves.