In one of my interdimensional shell trips, I ended up in Wonderland. There, I met two girls who loved our turtle world, so without thinking twice they decided to come with me.
To earn some money, they are selling us [Magic Muffin], which will make us grow up to 15%, and [Strange Bottle] that will make us dwarf down a 15% as well.
If you want to meet them and buy them something, you can find Agize at the Orgrimmar orphanage and Alice at the Stormwind orphanage.
The effect will last until disconnection.