Diet Coke were running a promotion where the top prize was a trip to a Hollywood movie premiere. The kind of opportunity many actors and actresses have spent decades working hard to achieve. Naturally a few of them are none too happy about the prospect of Joe Public jumping the queue without earning their place. Cue Kim Basinger, with a little LogicLogicMagic®, agreeing to send herself up on camera as the protesting diva, annoyed at Diet Coke's promotional antics.
Billboards tend to portray people enjoying the products they are trying. A little LogicLogicMagic® flipped this convention to dramatise the fact that lemons taste better in new Diet Coke with Lemon.