UPDATE!! "...In the 10 seconds before the Pepsi Zero Sugar Super Bowl LI Halftime Show, the brand will countdown to Lady Gaga's epic performance with an unforgettable lead-in featuring legendary singer Tony Bennett. PepsiCo's Creators League Studio produced the lead-in..."  http://finance.yahoo.com/news/pepsicos-zero-calorie-beverages-center-133000809.html   Several outlets are reporting that " Tony Bennett will be taking the stage first as Lady Gaga's lead-in". "...As