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He's joined by his lead actor, Karl Glusman, who gamely gets in a few Argentina digs of his own while opening up to us about the rollercoaster ride that was the film, one in which he did full-frontal nudity and ejaculation scenes. It's like all these chemicals that get released in your brain: serotonin, endorphins, dopamine. The best moments of my life have been moments of love.

They're on a new rollercoaster ride now -- although one that seems to be on a steady ascent without any dips, twists or turns -- as the film rides a mounting wave of good press following its screenings at Cannes and TIFF. Gaspar Noé: The answer is in the movie: mainly love is the light. They link to your brain and help you fall for a person's smell and their energy. And the moment the relationship falls apart, you're in total pain like a junkie without his needle in his arm. These carnal moments of hugging, kissing, fucking with someone you're obsessed with. GN: It's not the same but it's not really the opposite.

GN: That's things people say in real life when they're in love and they turn angry!

When you're in love -- you want to protect and be protected. You turn paranoid when you're in that moment of passion.

" We'd leave the camera rolling for 45 minutes at a time sometimes. GN: The thing is with the 3D cameras, when you stop the camera, the technician would have to come on to recalibrate, and against his will would kill the mood.