>>> BTW, You can only talk to them any other kind of interaction is forbidden..

These are some things that came to my mind:

Snow- Nobody cares about you girlfriend and wedding so please stop blabbing about it..

Don Corneo- Hey Don, what can you get me for 20 bucks?..

Tidus- Can I have your autograph?..

Tifa- Can I touch them?

Krile and Eiko- Hey girls, come here and smell this rag with chloroform..