This and other gems were revealed in his interview with Iano this morning on The Breakfast Show.
Karl is back on Sky 1 tonight at 9 with the second series of 'The Moaning of Life'.
This morning Karl told us about his opinions on Art (the focus of the first episode), his bladder issues and why he hasn't managed to sign up to Twitter just yet.
Hear the full interview from this morning below. Enjoy!
