One Piece Chapter 26, page 11: CAPTAIN KURO'S PLAN

Jango says "JANGO" and instantly falls asleep himself. Kuro sighs in exasperation, "YOU STILL HAVEN'T GET RID OF THAT HABIT HAVE YOU?" Meanwhile, Luffy has also been hypnotized and falls fast asleep, falling backward off the high cliff. He crashes headfirst into the ground below with a massive "DOGON!!" sound effect. Usopp screams down the cliff, "HEY! WHAT ARE YOU DOING? YOU'RE FALLING OVER!"