is one piece episode 432 filler?

Bentham continues singing while Buggy overhears thinking he is confident. Galdino begins to recognize the singing.

The two dodge a Den Den Mushi while Bentham is giving his dancing lessons to prisoners. After the prisoners collapse, Bentham spots Buggy and Galdino outside his cell and is surprised to see the latter.

The former Mr. 2 complains he was the one captured. The two pirates insist on not letting Bentham loose.

Luffy races down the stairs while Bentham, freed from his cell is informed that their old enemy is racing down the stairs. Bentham then begins to spin away.