After you've beaten Hot-Head Hop, return there with both Diddy and Dixie. When you first enter ... one of the kongs jump on the other. Throw the kong upwards killing the enemy.

Donkey Kong and Diddy Kong set off to discover its entrance, unaware that Baron K. Roolenstein and his Kremling Krew are hot on their tail! Meanwhile, Dixie Kong is left behind to babysit her ...