The Aviva Premiership will make history on December 30 as they prepare to show a fixture live on terrestrial TV for the first time ever.
Harlequins will face Northampton Saints at Twickenham in front of Channel 5 cameras, who are set to simulcast the game along with BT Sport.
Their coverage will be presented by Mark Durden-Smith and former England prop David Flatman, who will also sit alongside BBC Radio 5 Live's Connor McNamara in the commentary box for the broadcast.
'There's always a huge buzz during the festive period when the fans turn out in big numbers at Twickenham.