Simplify the following text for a Grade 10 native English-speaking person.
Original: Frank Vincent Zappa ( ; December 21 , 1940 â `` December 4 , 1993 ) was an American composer , singer-songwriter , electric guitarist , record producer , and film director .
Simplified: Frank Vincent Zappa ( December 21 , 1940 - December 4 , 1993 ) was an American musician and composer .