.. A drink for the toddler

Check inside the shop. The Bubblegum FrootieShooties are inside the fridge.

You would need to get the Bubblegum FrootieShootie with reduced price.

The employee is reducing the Orange-flavored FrootieShooties by 100%. So, for free...

And he is doing it even without looking!

Use the Bubblegum FrootieShootie on the pile of expired drinks. The employee will reduce the price of your Bubblegum FrootieShootie by 100%.

You get the drink for free. Give it to the parent.