To keep things simple and short: I have been looking for this David Fincher commercial for a long time and have finally discovered it:
I found it on the website of ad-agency Wieden+Kennedy -- along with two more fairly unknown Fincher ads.
The Young Miss Magazine ad is a fun concept and has (at that time) yet-to-become superstar Angelina Jolie in it. The spot first aired in August 1993. And my favorite shot it in this is the very last one: The full shot of Angelina with the slow-motion crash in the background. Fantastic. I love it!
Without further ado; watch it here: