Black Pink, TWICE, and Red Velvet are all popular in their own way in the K-pop scene, and there really aren't too many similarities between the three groups (other than they're all girls).
But one K-pop fan clearly saw something special, and they decided to create a mashup featuring Black Pink's "Whistle", TWICE's "Cheer Up", and Red Velvet's "Ice Cream Cake".
As for how it sounds? Surprisingly brilliant!
Check it out right here: