Revealing mistake: Jackie is shot in the head, and not only does his head not burst, but the snow mount in front is already covered all over in blood before he falls.
Mr. Ruggerio's Neighborhood - S3-E1
Revealing mistake: Right before the FBI vehicle pulls out behind Carmela, you see the traffic stop on cue, so they can get right behind her. (00:07:37)
Answer: I'm not sure which person you're referring to here specifically, but the meaning is someone who makes a habit of constantly going to funeral calling hours (normally 2pm-5pm and 7pm to 9pm) for morbid entertainment or gossip purposes (elderly ladies, for example).
Ryan Grubb