Trim off excess fat from chicken. Place in bottom of crockpot.
Pour bottle of Parmesan Garlic sauce over chicken.
Fill bottle with milk, shake to mix. Add to crockpot.
Add cream cheese cubes and parmesan cheese. Stir to combine everything and to coat chicken.
Cook on low for 3-4 hours or high for 2-3 hours until chicken is cooked. Remove from pot and shred with two forks. Return to pot and mix all together.
Cook pasta according to package directions. Drain and add to crockpot. Stir to combine.