This achievement is story related and cannot be missed.
This achievement can be earned in the third world "Gourmand Land" on the first level "Polar Pursuit." On the 3rd stage of the level you will see Edith trapped by a Darktoon who will try to escape. After slipping and sliding on ice and watermelon slices you will have the enemy cornered in an ice funnel. Wait for an opening and ground pound the baddie to free the Nymph. You will be awarded a special ability and 15G!