It can be a boy or agirl they like to ware black but not all black.
as far as i know they are pretty cool people
matt: hey dude what the heck are you? some kind of stupid goth or something?
Greg Lacko: NOOOOOOO!!!
matt: alright man then what are you then ? huh?
Samantha: he is Lacko Matt. Gosh didn't you read urban dictionary.com.