Complex sentence: Marvin Hamlisch played the Grand Re-Opening to a sold-out house on November 20,1999, and the theater continues to be a defining feature of the Visalia community and a vibrant performance venue to this day.
Split into simpler sentences: Marvin Hamlisch played the Grand Re-Opening to a sold-out house on November 20,1999. The theater continues to be a defining feature of the Visalia community and a vibrant performance venue to this day.