Bring a large pot of water to a boil, season with salt. Cook the pasta according to the directions on the package.
Meanwhile, heat 1 tablespoon of olive oil over medium-high. Brown the sausage slices. Set aside.
In another skillet, heat the remaining 1 tablespoon of olive oil and butter over medium-high heat. Add the garlic and cook for 1-2 minutes, taking care not to burn it. Add the grape tomatoes and cook until blistered. Add salt and pepper to taste.
Drain the pasta and toss with the blistered tomato mixture. Top with the cooked sausage, cheese and basil. Serve hot.