Preheat grill to medium heat. Grill corn (with husk and silk on) on the grill rack, turning once or twice during cooking until corn is tender and a little charred. About 15 minutes. Remove from grill. Let cool for 5 minutes.
Cut lemons in quarter pieces.
Mix salt, black pepper, garlic powder, paprika, and cayenne pepper in a small bowl.
Husk corn.
Rub each piece with a quarter of a lemon. Drizzle with seasoning to taste. Serve and enjoy.