In terms of titles won, the tennis-playing Bryan brothers from California stand out. Bob and Mike teamed up in doubles and won 16 Grand Slam titles, 119 tour-level titles and a 2012 Olympic gold medal, and became known for leaping to bump chests at the end of many victories.

Maro Itoje says England are "ready to go" as they bid to upset the odds by launching their Six Nations campaign with a defeat of twice defending champions Ireland in Dublin. But they were also the only side to beat Ireland in last year's Six Nations and Itoje believes a new-look England can repeat that Twickenham triumph at Lansdowne Road.