Clip show counting down the celebrity couples that most get our collective goat, from Amy Winehouse and Blake Fielder-Civil to Liza Minnelli and David Gest, from Chris Martin and Gwyneth Paltrow to Lembit Opik and his Cheeky Girl.

It's an amusing but affectionate look at the world of the smug marrieds we obsess over, the warring lovebirds we watch everyday and the inseparable duos that we just can't get enough of. This part counts down from number 20 to number 1. Show less