If you knew them for a long time? If you didn't know them well?
If you liked them? If you didn't like them?
(Mix and match)
(for you Grammar Nazis out there) :)
Most Helpful Girl
If I didn't know him well I would probably want to get to know him better whether I liked him or not.
If I knew him well and we both liked each other I'd be really happy. If I knew him well, but I didn't like him back I'd probably feel bad :\0