The potential break-down of a marriage is rarely imagined as an area ripe for hilarity. To debut writer-director Dan Mazer, however, it’s rib-tickling gold. Those moments of crippling doubt as you wonder whether you’ve made a mistake; side-splitting! The anguish you feel over your attraction somebody else; uproarious! So, how does Mazer attempt to justify humour in the heartbreak? It’s easy, really – he simply writes protagonists so unlikeable that the audience never cares about them in the first place.