Complex sentence: The Beach Boys never performed the song live until their 50th anniversary reunion tour; at the June 24,2012 show, "Our Prayer" was performed as an intro to "Heroes and Villains".
Split into simpler sentences: The Beach Boys never performed the song live until their 50th anniversary reunion tour. At the June 24,2012 show, "Our Prayer" was performed as an intro to "Heroes and Villains".