Like Toy Story, the joke is all about exploring the secret world of these various everyday objects.
Seth RogenYou can actually improvise a lot as a voice actor. It's not that entirely different than shooting a live action movie; the characters mouths are quite easy to manipulate once all the information is built into the computer. So you can improvise a lot and it doesn't matter really how far along they are in the process they can really just make the character say something different.
Seth RogenI'm not entirely comfortable saying I'm an actor, because it seems like a very weird, almost dorky thing to say you are. I laugh after every take just out of the discomfort I feel that I'm even on film. It's an awkward thing for me to be doing. Once we get going, it's always fine, and as we're shooting, I'm never thinking about it. I'd say that all my time in front of the camera is equally uncomfortable for me.
Seth RogenSome of my friends would lie to girls to get them, or do things that - you know, they would cheat on girls. I was just never in the realm of what, you know, what's instilled to me, you know? Yeah, I mean, my mom's a social worker, for God's sakes.
Seth Rogen