Mere hours ago, writer-director Joss Whedon joined his Avengers cast members Samuel L. Jackson, Tom Hiddleston and Clark Gregg to field some questions from the Twitterverse. And what could've been a stale marketing initiative turned into something both newsworthy and hilarious. And to top it all off, we got a teaser for the Avengers' Super Bowl commercial: Catch a 10-second peek at the Game Day spot for " Marvel's The Avengers ," and watch the commercial during Super Bowl XLVI this Sunday, February 5 on NBC! Newsworthy in that Whedon cleared up the rumor floating around that a certain webslinger might appear in The Avengers. And hilarious ... well, see for yourself. Q: Is the movie's plot going to reference any classic Avengers stories or be a more "ulitmate-ized" story? JW: "It's a combo platter: classic, Ultimate, plus a little "Richie Rich" & "Mastering the Art of French Cooking." Q: Was there an