Possible Clues:

• Painter I dismissed from German city
• Former Olympic venue cancelling international artist
• Eat audibly; painter
• Around noon not what dieter should have to eat
• Champ takes one out in Munich
• Eat steadily
• Champ who put one screaming on the canvas?
• Use teeth to produce scream?
• Greatly inspiring northern artist
• No one in Olympic city becoming champ