She dunks a plain mug in water with a secret ingredient. Why? This is Brilliant!
![She dunks a plain mug in water with a secret ingredient. Why? This is Brilliant!](https://img.wtvideo.com/images/original/3455.jpg)
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Fill up a plastic container with warm water, then take a plain mug and be prepared to be amazed! Just pour nail polish onto the water one color at a time. Follow the easy steps and... Voila! You are left with a beautiful watercolor mug!
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