No — are you prepping your grates? Preheat, clean thoroughly with a wire brush, then dunk a crumpled up paper towel in vegetable oil, hold it with your BBQ tongs, and brush the grate.
Sticking can also be a sign that the food isn’t cooked yet, it tends to release once it is seared so don’t be afraid to leave it alone for a bit.
They look great! I guess I’ll be the one to point out, it’s spelled ‘amok’