Swearing may be better in French, but teen shooting? That's best en anglais, mon ami. Gus Van Sant just won the Palme d'Or and Best Director awards at Cannes for his latest film, Elephant, which is Columbine-esque, but actually based on the late Alan Clarke's last film, a 1989 short about killings in Northern Ireland.
Check out a review from Elvis Mitchell, wild, anti-american reports from those lushes at the Guardian, and an interesting theory of Cannes' gunloving esprit at the GreenCine weblog.