Simplify the following text for a Grade 10 native English-speaking person.
Original: Mario Armando Lavandeira , Jr. ( born March 23 , 1978 ) , better known as Perez Hilton ( a play on `` Paris Hilton '' ) , is an American blogger and television personality .
Simplified: Mario Armando Lavandeira , Jr. ( born March 23 , 1978 ) , known as Perez Hilton , is an American blogger and television presenter .