Puree yellow tomatoes in a blender. Press through a fine sieve into a small bowl; discard solids.
Stir together tomato puree, vodka, lemon juice, Worcestershire sauce, green pepper sauce, horseradish to taste, salt, and pepper in a pitcher. If not using immediately, mixture can be refrigerated, covered, overnight. To serve, divide among 4 large glasses filled with ice. Garnish each glass with celery and cherry tomatoes on toothpicks.