McDonald's Swedish Campaign Sees 5,000 People Correctly Play 'I'm Lovin' It' Using Their Phones

Nearly 5,000 people in Sweden have called a secret number released by McDonald's--playing the brand's famous jingle using the keypad on their phones--to win an exclusive golden card. The competition, titled "The Golden Number," created by Nord DDB, tasked entrants to use the keypad on their phones to play the brand's "I'm Lovin' It" theme...