Complex sentence: However, on 5 February 2011, Grainger officially announced that the band was reforming, and have been playing shows in North America, and also Australia, as part of the Stereosinic Dance Music Festival.
Split into simpler sentences: However, on 5 February 2011, Grainger officially announced that the band was reforming, and have been playing shows in North America. Also, Australia, as part of the Stereosinic Dance Music Festival.