Combine sugar and cinnamon in a cereal bowl. Place melted butter in another cereal bowl.
Drop one of the rolls in the melted butter to coat. Then roll in the cinnamon and sugar to coat.
Place eight rolls in the big creases of a greased bundt pan. Place the other eight rolls in the small creases on top of the other rolls.
Cover with plastic wrap or a towel and allow to rise 3 to 5 hours.
Bake for 15 minutes at 350° until golden brown.