Sopranos, The Easter Egg - We're Shipping Out to New Jersey

In the 2006 film The Departed when ever something bad is about to happen there is an X somewhere on the screen in The Sopranos episode 'Kennedy and Heidi' Tony and Christopher are driving home from a meeting and get into a car accident ending in Chris dieing.

They listen to 'The Departed' soundtrack, specifically 'Comfortably Numb' at one point if you look closly in the rearveiw mirror you can see an X spray painted on a sign right befor Christopher dies.