Complex sentence: On June 2,2012, the Beach Boys played a sold out show on their milestone 50th Anniversary tour and on November 8,2013, Avicii played a headlined gig at the Bowl, the first EDM artist so far to embark on such a gig.
Split into simpler sentences: On June 2,2012, the Beach Boys played a sold out show on their milestone 50th Anniversary tour and on November 8,2013, Avicii played a headlined gig at the Bowl. The first EDM artist so far to embark on such a gig.