Complex sentence: It was given its premier performance by the 2009 California All-State Mixed Honor Choir on March 28,2009 in Pasadena California, under the direction of Dr. Joe Miller.
Split into simpler sentences: It was given its premier performance by the 2009 California All-State Mixed Honor Choir on March 28,2009 in Pasadena California. The Honor Choir was under the direction of Dr. Joe Miller.