Mexican-style Manicotti

• 6 manicotti shells
• 1/2 beed (lean ground)
• 230 ml bottle picante sauce
• 200 gr refried beans
• 190 gr kernel corn with sweet peppers (whole drained)
• 120 ml dairy sour cream
• 50 gr celery (finely chopped)
• 40 gr tomato (chopped)
• 34 gr pitted ripe olives (chopped)
• 30 gr green onions (sliced)