Just 733 of Wembley's 90,000 seats were unoccupied for Ireland's encounter with Romania on Sunday.
The turnout set a new record for an attendance of a Rugby World Cup game.
Ireland v Romania has set a new record for attendance at a Rugby World Cup game of 89,267 at Wembley #RWC2015 #IRE #ROM
— RTÉ Rugby (@RTErugby) September 27, 2015
The previous record - 89,019 - was actually set just last week for the All Blacks defeat of Argentina also held at Wembley. Prior to that, the record was 82,957 at the 2003 World Cup final.
Picture credit: Stephen McCarthy / SPORTSFILE