You can watch the dubbed version on Crunchyroll , which hosts the series' extensive English rollout.
In this episode, the battle for Arabasta reaches its emotional peak: One Piece (Dub) Episode 125
Princess Vivi successfully locates the massive bomb hidden in the Alubarna clock tower and defeats the Baroque Works agents, Mr. 7 and Miss Father's Day. You can watch the dubbed version on Crunchyroll