This is, apparantly, a Korean translation of it. I've read the original years ago.
http://www.houdini.co.kr/tutorial/lipsync/lipsync.htm [houdini.co.kr]

Anyways, I was wondering if someone still has the original files and if I could possibly get it? I'd really appreciate it!

Hi…
Nice to see you again~
Actually i have another 5.0 tutorials(whole feature of old sidefx site), If you want i can upload on my site.

http://www.houdini.co.kr/tutorial/lipsync/tutorial-modelling_eng.html [houdini.co.kr]

good luck~

Hello Ji-Hyun! Nice to see you here too

That's great, I didn't know you had it hosted on your site. And thanks for sharing it!