Pulling things from multiple stages issue? (I think?)

[Chuckdurnham]

Update: Okay I pulled the waterfall and the water from a battlefield rel and the one im using is a final destination rel.
Is there a way to convert the waterfall into a final rel?

Ok so it should look something like this:


but instead Im getting this:



Im taking things from several different levels...
Are you not allowed to do that?
For some reason it retextured the waterfall too.

the stage file is her if anyone could take a look that would be great.
http://www.megaupload.com/?d=PVN4SJHN

[Chuckdurnham]

mrmph