Cook pasta according to package instructions. Drain and set aside.
Meanwhile, season the grilled chicken breast with salt and pepper and set aside.
Heat oil in a large skillet over medium-high heat.
Add chopped garlic, grape tomatoes, kalamata olives, and crushed red pepper.
Cook for 3 minutes on medium heat. Add chicken.
Carefully toss or stir in cooked pasta.
Top with feta and Parmesan and serve.