Simplify the following text for a Grade 7 native English-speaking person.
Original: Dame Cleo Laine , Lady Dankworth , DBE ( born 28 October 1927 ) is a jazz singer and an actress , noted for her scat singing and vocal range .
Simplified: Dame Cleo Laine , Lady Dankworth , DBE ( born 28 October 1927 ) is a jazz singer and an actress .