6 servings

 1/2 cup orange juice
1/2 cup fresh lemon juice
1 cup Clamato
½ cup tequila
¼ teaspoon hot pepper sauce
1 avocado, diced
1 ½ pounds cooked, peeled, shrimp
1 small red onion, thinly sliced
1 cup finely chopped fresh cilantro
Salt and freshly ground pepper

 Combine everything except the avocado, and chill.

Just before serving; add the diced avocado.