Sports quiz of the week: Super Bowl, Six Nations and a shambolic show

Who hit a hat-trick? Which ground filled up? Who misbehaved?There will be 25,000 fans at the Super Bowl on Sunday (and 30,000 cardboard cutouts), making it the smallest ever attendance at a Super Bowl. What is the highest ever attendance?91,654 103,985176,222222,543Manchester United beat Southampton 9-0 this week, equalling the record they already share with Leicester City for the biggest win in Premier League history. What is the all-time record for the top flight?10-0, held by Sunderland 12-0, held jointly by West Brom and Nottingham Forest15-0, held by Liverpool18-0, held by Charlton Athlet…