Simplify the following text for a Grade 7 native English-speaking person.
Original: Summer would become the first well-known and most popular disco artist , giving her the title ` The Queen of Disco ' , and also played a part in pioneering the electronic sound that later became a part of disco ( see below ) .
Simplified: People usually dance to disco music at bars called disco clubs . The word `` disco '' is also used to refer to the style of dancing that people do to disco music , or to the style of clothes that people wear to go disco dancing .