Cook spaghetti according to package instructions. Drain and set aside.

Heat oil in a large pan or wok over high heat. Add onion and bell pepper and stir-fry for 2-3 minutes until slightly softened.

Add minced garlic and stir-fry for another 30 seconds.

Add the cooked spaghetti to the pan and stir-fry for 1-2 minutes until well combined and heated through.

Add the Bigga's chicken to the pan and stir-fry for an additional 5 minutes until the chicken is heated through.

Season with salt and pepper to taste and serve hot.