Michel Gondry has a commentary track on the new Criterion edition of Being John Malkovich. The "Criterion Corner" Tumblr has a Top 5 list of Michel's finest moments.

Gondry on the Malkovich portal:

"Charlie imagined more of a vagina, but Spike imagined more of an asshole, I guess it's just a matter of taste."  (Source)

If you're in the mood to buy a copy, you might like to do it via this link (DVD) or this link (Blu-Ray), cos we get a little per5centage from Amazon's sales. And by little, I mean "It would take me six lifetimes to afford a sandwich."