Is cool hand luke the only film to explore soap suds as a vehicle for eroticism?

I'm fairly sure one of the Confessions series (maybe Confessions of a Window Cleaner) had Robin Askwith rolling on the floor with a girl, both covered in soap suds. Still I suppose that depends on your definition of erotic.Is cool hand luke the only film to explore soap suds as a vehicle for eroticism?
no i've seen another film with liv tyler doing the same but can't remember the name i'll get back to you..





found it's called..





One Night at McCool's..


she plays off different men against each other...





also here in italy at the minute paris hilton is in a advert for the 3 mobile network covering herself in soap suds and flashing her @rseIs cool hand luke the only film to explore soap suds as a vehicle for eroticism?
watch 'crash' its different
Did Jessica Simpson wash the General in the movie or just the video? (I didn't see the movie...wasn't interested)