Heat dressing in large skillet on medium-high heat.
Add meat and garlic; cook 10 min. or until meat is done, stirring frequently.
Remove meat mixture from skillet; cover to keep warm.
Cook spaghetti as directed on package. Meanwhile, add tomato sauce and seasoning to skillet; cook 5 min. or until heated through.
Add cream cheese; cook on low heat until melted, stirring until melted. Return meat mixture to skillet; cook 5 min. or until heated through, stirring occasionally.
Drain spaghetti; place on platter. Top with meat mixture, cheese and parsley.