I stumbled on a website which is looking for all movies involved in "La Classe Américaine" (it's a french flim where bits of Warner movies have been overdubbed, like "What's up Tiger Lily" but with many movies).
Anyway, they have found everything but this still :
It is (most probably) a Warner flim. Whatthemovie is the last chance to solve the mystery!
"Le train de tes injures roule sur les rails de mon indifférence !" One of the best word in the entire cinema's age !
A very brave work to restore the film just for fun ! For information, the movie has been projected in Paris last week (first time ever !), and the question about the clock has been asked to the directors themselves, and obviously they didn't have the answer ! More details here : http://www.mozinor.com/anthologie_du_detournement.htm
An amateur video of the night here :
You can watch the entire movie here : (it's better if you understand french, a lot of jokes are deeply built in our language... But it could be nice for foreigner people to discover how crazy the french editors are !:)