Narrator: Once there was a boy who was tired of having the same old thing for breakfast. He wanted something new and really different. - We've gotten it, Post Top 3. - They took corn flakes crackling with fresh corn flavor. - Crisp, nourishing rice. - And muscle-building wheat flakes. - Blended them all together in one box to give you. - Three top cereal mixed into one. Three times the flavor. - Three times the fun! - Post Top three. ♪ Bobbity bop ♪ ♪ Three great cereals in one ♪ ♪ Yes sir ♪ ♪ Yes sir ♪ ♪ Post top 3 ♪ ♪ Boppity bop ♪ ♪ Three great tastes for fun ♪ ♪ Yes sir ♪ ♪ Yes sir ♪ ♪ Post Top 3 ♪ ♪ Crackling corn flakes, crisp rice too ♪ ♪ And wholesome wheat flakes ♪ ♪ All good for you ♪ ♪ Three top favorites ♪ ♪ A taste that's new ♪ ♪ Yes sir ♪ ♪ Yes sir ♪ ♪ Post Top 3 ♪ - Get it. - Three top cereals mixed into one. Three times the flavor. - Three times the fun ♪ Post Top 3 ♪