On tonight's show we are joined by Bond legend Sir Roger Moore, who will be talking about the fortieth anniversary of The Persuaders. Alesha Dixon also joins the programme ahead of tomorrow's Strictly Come Dancing launch. Tonight also includes Angela Rippon joining David Walliams live on his epic swim along the River Thames, Tony Livesey investigates whether our dogs need to start wearing seatbelts and Jay Rayner forages in rock pools for his dinner in this week's Foody Friday.