1Cook spaghetti as directed on package.
2Meanwhile, in 1 1/2-quart saucepan, melt butter over medium heat. Cook garlic in butter about 3 minutes, stirring occasionally, until light golden. Stir in 2 tablespoons parsley and the clams. Heat to boiling; reduce heat. Simmer uncovered 3 to 5 minutes.
3Drain spaghetti. In large bowl, pour sauce over spaghetti; toss. Sprinkle with additional parsley and cheese.