David St. Hubbins

David Ivor St. Hubbins (born 1943) is a fictional character who is the lead singer and co-lead guitarist of the mock rock band Spinal Tap, which was the subject of "mockumentary" film This Is Spinal Tap (1984). David is played by actor Michael McKean, who improvised the role through the whole film. Saint Hubbins is also the (fictional) 'Patron Saint of Quality Footwear'.