Legendary Spinal Tap bassist Derek Smalls presents a two hour show for 6 Music. Alongside guest appearances from Tap bandmates Nigel Tufnel and David St Hubbins who will be calling in with Christmas greetings, Derek will also present the premier of his own take on the Christmas classic Rudolph the Red Nosed Reindeer.

Plus the bass genius answers questions from 6 Music presenters such as Laurern Laverne, Shaun Keaveny and Marc Riley and music comes courtesy of the Jackson 5, Weird Al Yankovic and of course Spinal Tap live from this year's Glastonbury festival. Show less