Saints knock out holders Arsenal, & is Liverpool's poor form a blip or a crisis?

Your calls and football reaction to the FA Cup 4th round, plus second half updates from Manchester United v Liverpool in their FA Cup 4th round match with Robbie Savage and Chris Sutton. Phone 08085 909693 free from mobiles and landlines. Text 85058 at your standard message rate. Get the podcast from the BBC Sounds app.