I don't know the name

Some time ago ,maybe in 2006 or 2007 i watched a movie on TV but all i can remember is that there were some teenagers in a car and they were stuck or something and at some point in the backseat a boy said that they are gonna die and he is a virgin if i remember well.The girl help him lose his virginity beacause anyway they will die.Please can someone tell me the name of the movie?Thank you!