Simplify the following text for a Grade 8 native English-speaking person.
Original: WÃ lter Casagrande Jr. , usually known as Casagrande ( born 15 April 1963 in SÃ # o Paulo ) was a former football ( soccer ) player in striker role , who currently is a famous TV commentator for Rede Globo .
Simplified: Walter Casagrande ( born 15 April , 1963 ) is a former Brazilian football player .