I had a great movement teacher - he showed me how to walk so I wasn't becoming like a cartoon.

Rehearsals make a huge difference.

I did the bible as told through Hispanic people and they laughed and applauded. I thought, "Oh my god, this is what I want to do for the rest of my life."

At Murry Bergtraum [High School] if you were really funny you sat at this table at with all of the funniest dudes, the toughest, the coolest - everybody sat at that table. It was like the ghetto Algonquin Round Table. [Comedy] was my entry, my membership card.

You grow up Latin in this country and you're a third class citizen from the word go, and so you have to deal with everything around you from that point of view and trying to feel entitled.

Yes it did really. It was very exciting to find that my energy could be directed into something more useful and positive. I was starting to get panicked. I was thinking 'what am I going to do with my life?' I wasn't sure what was going to happen. Then I became crazily obsessed with acting. I suddenly had a work ethic and then everything changed completely for the better because I knew what I wanted to do with my life.

I did 40 voices for Chris Wedge, the director of the first film, before coming up with the version we used. He was hard to please, I don't know why. I gave him really slow talking voices. then I thought perhaps Sid could be an Indian sounding sloth. To find out more about my character, I watched footage of sloths. I discovered that the food they store in their pouches rots and ferments and half the time they're drunk.