Complex sentence: In 1964, The Beatles performed two sold out shows to nearly 30,000 audience members September 3 and in 1989, New Kids on the Block set a Grandstand attendance record with 18,509 audience members.
Split into simpler sentences: In 1964, The Beatles performed two sold out shows to nearly 30,000 audience members September 3. In 1989, New Kids on the Block set a Grandstand attendance record with 18,509 audience members.