Simplify the following text for a Grade 9 native English-speaking person.
Original: Damon Albarn ( Ë deÉ mÉ n Ë É '' Ë lbÉ ` rn , born 23 March 1968 ) is an English singer-songwriter and record producer who has been involved in many high profile projects and groups throughout his career .
Simplified: Damon Albarn ( also known as Neuman Crane and D. Albarn ) ( Ë deÉ mÉ n Ë É '' Ë lbÉ ` rn , born 23 March 1968 ) is an English singer-songwriter and record producer who has been involved in many high profile projects and collaborations throughout his career .