Preheat the oven to 375 degrees
In a bowl, mix the shrimp, olive oil, lemon juice, and 1 tablespoon of Old Bay
Spread the shrimp in an even layer in a baking dish
Sprinkle the remaining Old Bay over the shrimp
In a bowl, mix the breadcrumbs through the optional cayenne pepper and spread the mixture evenly on top of the shrimp
Bake for 12 - 15 minutes or until the shrimp is fully cooked. Finish under the broiler for 2 additional minutes for a crispier topping