Complex sentence: Josh has become somewhat more accepting of much of the music of his former band, and the Popes have decided to reunite on a permanent or semi-permanent basis and embarked on a U.S. tour in early 2006 with the band Bayside.
Split into simpler sentences: Josh has become somewhat more accepting of much of the music of his former band, and the Popes have decided to reunite on a permanent or semi-permanent basis. They embarked on a U.S. tour in early 2006 with the band Bayside.