Top 5 least convincing couples in film

How many times is an alright film or show ruined RUINED by a completely chemistry-free, unconvincing, annoying romance? The actors and characters might be fine on their own, but bring them together and we have... nothing. They cancel each other out. There's nothing there. They'd never be a real-life couple, it's a casting issue. And an acting one. The spark isn't there. Is it raining? Yes, I had noticed. I was trying not to look at this two eating face. So click on these two jokers to see a gallery of Dollymix's most unbelievable couples. Then help us out here and submit some of your own suggestions if you like!