Skewer the meatballs, zucchini slices, red onion chunks and pineapple chunks. Place on the grill and grill for 5-7 minutes, then carefully turn them to cook the other side of the meatballs. Grill until meatballs have cooked through.
Grill the garlic bread over indirect heat, alongside the kebabs.
Serve BBQ Meatball Kebabs with grilled garlic bread.