Simplify the following text for a Grade 10 native English-speaking person.
Original: Jason D. Harrow ( born May 12 , 1976 in Scarborough , Ontario ) is a Canadian rapper\/songwriter and record producer better known by his stage name , Kardinal Offishall .
Simplified: Jason D. Harrow ( born May 12 , 1976 ) , better known by his stage name Kardinal Offishall , is a Canadian rapper and record producer .