This is a easy way to "crack" FriendBlasterPro, This will work on any version.
All you need is cheatengine. (
http://www.cheatengine.org/)
Open friendblaster and cheatengine.
have friendblaster add 3 friends.
on cheatengine set it up with:
Exaxt Value
2 Bytes
All
Search for 3 in cheatengine.
Have friendblaster add 2 more people.
Serach for 5 in cheatengine using next scan.
Have friendblaster add 3 more.
Search for 8 in cheatengine.
If there is one adress left doubleclick it so it goes to the lower area.
If there isnt keep letting friendblaster add people and searching for it.
check the frozen box on the adress. and your done.
If you did it right it should look like this.
good luck!