The actor recently recalled a time on the set of 'Home Alone' where he sustained an injury from his co-star Joe Pesci.

Macaulay Culkin says Joe Pesci was always trying to scare him on the "Home Alone" set in order to stay true to his character.

All the great ones leave their mark,” Daniel Stern’s Marv tells Joe Pesci’s Harry in “Home Alone,” yet it seems like Pesci is actually the one who left a mark in real life. During a screening of the classic 1990 Christmas comedy earlier this month in Rosemont,

Culkin spent this holiday season touring Home Alone around the country and offering fans a chance to ask the original Jigsaw about the film. During a show in Rosemont, Illinois, Culkin recalled the infamous biting.

In fact, it was Culkin’s scene with Candy in that movie that inspired John Hughes, who wrote and directed “Uncle Buck,” to write “Home Alone” for Culkin (”he was a true believer in me,” the actor said of Hughes, who died in 2009).

Macaulay Culkin has revealed that his Home Alone co-star, Joe Pesci, ‘bit his finger’ during rehearsals and still has the 'scar' from.

Basically, he got the scar because Joe Pesci – his co-star who famously played the bumbling burglars Kevin faces – bit the finger of Macaulay Culkin when trying to scare him rehearsing a Home Alone scene.

Home Alone's Macaulay Culkin has revealed his co-star Joe Pesci accidentally bit his finger during a rehearsal for the movie - with the injury ultimately leaving the actor with a scar.