Souvenier cups are definitely not included, and according to the ddp literature, glow cubes aren't either. However, some have reported getting glow cubes.
But they can get a virgin version of your $15 drink, and they can get the drink that goes in the cup. They just can't get the cup. Same goes for adults and drinks that come in pineapples or other special containers. You can get the drink, but not the container.
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