When Macaulay Culkin was just 10 years old, the child actor played the lead role Home alonewhich remains his most iconic and one of the best Christmas films of all time. As households everywhere watch the 1990 classic this holiday season, Culkin and co-star Daniel Stern reflected on a funny moment on the set of the comedy when Joe Pesci actually bit Culkin’s poor finger. (Seriously, you need to hear the story behind this wild situation.)

It’s hard to believe Home alone is almost 35 years old. Macaulay Culkin is currently 44 years old and even has a family of his own. (His three-year-old isn’t quite ready to watch the film yet.) Even now, however, the actor still has memories of the film, including the time Joe Pesci accidentally bit his finger on set. When it came to Pesci’s reason for doing so, the Culkin recalled: