KARA's Hara revealed the secret to her famous "ant waist" on the February 16th episode of KBS2's 'Entertainment Relay'.

The show's crew interviewed KARA on the set of a photo shoot, and the reporter asked the members how they maintain their figures. Nicole answered, "I do a lot of pilates and stretching."

Hara also revealed the secret to her thin waist. She stated, "In order to make my waistline look better, I do a lot of back exercises. These exercises also lift your butt."

Check out KARA's appearance on the show below!