- I'll respond with something random* about you.
- I'll tell you what song/movie reminds me of you.
- I'll pick a flavor of jello to wrestle with you in.
- I'll say something that only makes sense to you and me.
- I'll tell you my first/clearest memory of you.
- I'll tell you what animal you remind me of.
- I'll ask you something that I wonder about you.
- Then you do the same on your LJ. See.
*random here meaning unplanned.