Now we think about it, Andrew Lincoln’s cue-card confession to Keira Knightley and Hugh Grant turning up to Martine McCutcheon’s family home unannounced would be a bit weird if they happened in real life.

And Love Actually isn’t the only movie which trades on this aggressive male pursuit of love; in There’s Something About Mary, Ben Stiller hired a private eye to track down his high school crush and John Cusack routinely hounds his ex-partner in High Fidelity.

The report, called I Did It Because I Never Stopped Loving You, questioned women about aggressive romantic behaviour after they had watched a series of films with different themes. It found that women who watched films with a persistent romantic pursuit were more likely to accept stalking as normal.

Revealed: There’s a creepy side to Love Actually