When these two meet it's love at first sight, but when a lack of compromise threatens to break-up their relationship, the natural forces of the universe intervene. The stage is set for an hilarious Aussie romantic comedy that takes the battle of the sexes to a brand new frontline.

Tash is intellectual and reserved, but maybe a little too smart for her own good.

Brett is good-looking, confident and perhaps a tad on the egotistical side.

I felt I could bring something to it." Filming was physically tiring and mentally draining, being two people in the one day, as it were, because both Claudia and Guy were striving to avoid the stereotypes when being their opposite sex.

This was the crucial difference in Megan Simpson Huberman's script, after all: unlike most previous body switch love stories, this is a double switch.

"And we were generous with each other." So much so, they even corrected each other on occasion, about the intonations of a line, "the biggest no-no for actors," says Claudia. But ultimately, I can't look at it from the point of view of what people may think.

Of course, during filming, Guy was acutely aware of the irony of making a film about a relationship in danger as a result of a lack of communication, of understanding the other's point of view. And then there was the Priscilla factor: "My initial reaction was, oh god, they're going to see this and think 'Priscilla... I was also aware of the marketing aspects, the image...ooh, I can't be seen in a dress again, I must go and do something butch.

The relationship had been unstable for a while, and it finally broke.

"It was what needed to happen, but I just felt sort of flushed out, empty..I remembered, while lying on my bed bawling my eyes out, that I was supposed to get on a plane the next morning to Sydney and do this audition for Dating the Enemy and be funny." He felt like doing nothing of the sort. He didn't play it for laughs, but that was just the right thing to do.

I think if I ever decided to stop being an actor, I'd probably concentrate on my music.

I write quite a bit now, and it's so much more personal, more expressive.

As an actor you're often restrained and restricted..." The reality is that Guy Pearce is not driven by ambition, he is not about to reach for superstardom, he is not moving to Los Angeles.