Hayden Christensen and Natalie PortmanHayden Christensen and Natalie PortmanEveryone loves to be first place, right?

Well, maybe not in Natalie Portman and Hayden Christensen's case...

The pair have topped the list in a Pearl and Dean poll, for movie couple with the most unconvincing on-screen chemistry.

Charming.

It would seem their romance in Star Wars: Episode II - Attack Of The Clones just failed to convince the punters.

A whopping 3,000 film fans voted for the top 10 flirt flops.

Check out which other screen star couplings fizzled rather than sizzled in our gallery.