1. Cook pasta according to package directions.
2. While pasta is cooking, combine pesto, cream and sun-dried tomatoes in a saucepan. Bring almost to a boil, then lower to a gentle simmer. Add the feta cheese and olives after 3-5 minutes. Keep sauce warm until pasta is ready.
3. Drain pasta when it is al dente. Combine the pasta and sauce. Stir well and serve.