Following the episode's airing, an Icelandair spokeswoman said the company was shocked at the "despicable manner" in which "Icelandic" flight attendants are depicted in scenes cavorting with Tony Soprano and fellow mobsters, as a group of sex-mad, drug-abusing stewardesses.
The trivia item below may give away important plot points.
Carmine Lupertazzi remarks to Tony, "A don doesn't wears shorts." This was actual advice given to David Chase by someone connected with the Mafia, commenting about an earlier barbecue scene in the series. After Carmine Lupertazzi dies, Tony goes back to wearing shorts, most notably in episode #5.8 "Marco Polo".