One Piece Chapter 32, page 5: Grave Danger

Before Zoro can reach his swords, Sham leaps onto his back, pinning his arms and body. Sham laughs, "TOO BAD... I HAVE A VERY THIN WAIST!!" Zoro grunts in shock, "WHAT?!" Sham calls out, "GO, BUCHI!! IT'S YOUR TURN!!!" From the sidelines, Usopp is stunned by Sham's flexibility, exclaiming, "THAT GUY... HE'S ACTUALLY VERY THIN!!"