In a large saucepan with boiling salted water, cook pasta until al dente. Drain and lightly oil. Set aside.
In a large skillet at high heat, brown chicken and chorizo in oil. Set aside on a plate.
In the same skillet, brown onion, pepper and celery until tender. Add more oil if needed. Add garlic, spices and keep cooking 1 minute. Add salt and pepper. Deglaze with lemon juice. Put the chicken and chorizo back in the skillet. Add sauce and shrimps. Bring to boil and let simmer slowly about 2 minutes or until shrimps are cooked. Add pasta. Adjust seasoning. When ready to serve, add parsley.