The World Cup euphoria has gripped Kerala as fans celebrate the showpiece event but in two separate incidents in Kollam and Pallakad, on Sunday, clashes erupted between fans and police and the latter ended up registering cases against the perpetrators. A roadshow was taken out by Argentina and Brazil fans in Kollam's Sakthikulangara and they both ended up engaging in a brawl. A video of the clash surfaced on social media and in the visuals, the fans of both teams are seen fighting. They pelted stones and attacked each other with sticks.