Something like this could work...brings in the red for "yopait" but also brings bright sophisticated colors that can easily represent the other yogurt brands!
Con mucha actitud...
Spirited Away: Kohaku River by graced-for-art.deviantart.com on @DeviantArt
Image result for half butterfly half skull tattoo
Black Red Dragon Design
And this one says, Goth Teen Sister Of Dragons.
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Purple smokey eye