Sure you can buy it everywhere, but why not try making your own, fresh dressing once in a while.
Home-Style Thousand Island Dressing
½ Cup-olive oil
2 Tablespoons-lemon juice
2 Tablespoons-orange juice
1 teaspoon minced onion
1 teaspoon-Worcestershire sauce
¼ teaspoon-yellow mustard
1 teaspoon-chopped parsley
Place all the above ingredients in a pint fruit jar with lid and shake vigorously until the dressing is well mixed and creamy. Pour over tomatoes, asparagus, peas, beans, spinach or lettuce. Serve as a salad.