Simplify the following text for a Grade 5 native English-speaking person.
Original: ( ( Image : Sissy Spacek by David Shankbone . jpg thumb ( 463x599 ) px right Sissy Spacek ) ) Mary Elizabeth Spacek , also known as Sissy Spacek , is an American actress and singer .
Simplified: Spacek was given the nickname `` Sissy '' by her older brothers .