You should make an attractive home page and also write a cover letter for your friends and send that them. And also you should add informative informative of your facebook page.
Attractive profile pic, find some fanpages with over 100k fans and post in the wall. You'll reach your goal in matter of days for sure.
attractive profile, nice and god design page. if u want boost your fans, you can use service for boost fanspage fans or If you lojust looking and combine with outsource for make FB Fan Page. You can find easy and cheap services at Fiverr. that my suggestion
Other Idea is to look for playing groups, subscribe yourself there and then ask them to friend you in order to play with them, there are several groups.
I have about 100 "friends" ... hm ... friends ... I don't know anyone of them in reality I have 4 real friends - that's it!