Complex sentence: The two became involved with writing and producing for major films, until in 1990, Barth was recruited to play guitar for Angry Anderson, after recording Angry's record "Blood From Stone", Barth moved to Australia to tour with Anderson.
Split into simpler sentences: The two became involved with writing and producing for major films until, in 1990, Barth was recruited to play guitar for Angry Anderson. After recording Angry's record "Blood From Stone", Barth moved to Australia to tour with Anderson.