Scarlett Johansson says her ultimate fantasy is a wild romp in the back of a car. The 20-year-old Hollywood actress dreams of stripping off and getting steamy on a cramped back seatScarlett said: "I do think having sex in a car is sexy.If I were in a really raunchy frame of mind and thinking of doing something crazy, kinky and sexy, the back seat would be it".The 'Lost in Translation' star has also revealed that she is ready to go topless on the silver screen.She confessed: "It would just have to be the right film".The sexy actress appears to have regained her nerve after last month admitting she suffered panic attacks on the set of her last film.Scarlett said: "I usually feel nervous before every film but this time it was a lot worse
"I was so nervous that, by the time we were ready for the first scene, I was nearly dead from anxiety".
But the sexy actress soon realised the only way she would be able to get through the movie was to control her nerves.
She added: "I told myself, there's no way this can go on for the next five weeks so I'd better learn to calm myself.
"And that's exactly what I did.
"The rest of the filming was the best experiences ever on set after that".