Certain models won't work for Project M 3.0

[Vaild Address]

I'm enjoying Project M so far but the very known issues I'm having, is whenever I try these models,

http://forums.kc-mm.com/Gallery/BrawlView.php?Number=29344
http://forums.kc-mm.com/Gallery/BrawlView.php?Number=31010
they always freeze on me. So I was wondering if there's a way I can somehow make them work or someone else to make versions of them playable in P:M.