http://www.bbc.co.uk/news/entertainment-arts-22676798 I'm going to sit up the back with my hot dog, coffee and endless supply of Kleenex.
You aren't meant to take in food and drinks not purchased from the foyer. Ok, the flask can be hidden in a bag, but where do you hide the hot dog?
Great, now cinema is going down the toilet. A good film does not need sexual scenes in it - the mere suggestion is enough. If you want soft-porn then fine, but let's not kid ourselves that you can successfully merge the two... (no pun intended)