He signed for Manchester United in August 1999 , just four days before his 20th birthday .
Healy was born and raised in Killyleagh , Northern Ireland , and played for Crossgar , Lisburn Youth and Down Academy High School in Downpatrick .
Healy signed for Manchester United in August 1999 , just four days before Healy 's 20th birthday .
Healy was born and raised in Killyleagh , Northern Ireland , and played for Crossgar , Lisburn Youth and Down Academy High School in Downpatrick .