Pre-heat oven to 350°F

Cook ground beef then drain
Cook bacon until crispy (drain but keep 1 1/2 tablespoons grease in pan)

Saute onion and garlic in grease
In a large bowl mix the cream cheese, sour cream, mayonnaise, cheese, worcestershire and ketchup Add beef, bacon, onions and garlic to mixture above and stir until combined.

Pour into baking dish and bake for 15-20 minutes