If you ever get to debut as an idol, which concept would you choose for your debut song?

Cheer Up

Boombaya or Whistle

Into The New World

Happiness

You're The Best

Rough

Rum Pum Pum Pum

Something

Good Luck

I personally would choose Happiness..ㅠㅠ If I was Red Velvet's member, I would love to choose to be the 'White' color one!

instiz

-Into The New World.

-Boombaya

-Happiness..

-Cheer Up!!

-Rum Pum Pum..

-Happiness or Boombaya.. I like Rum Pum Pum too..

-Rough..

-Anything except Something and You're The Best..

-You're The Best, because it has girl crush vibes.

-Into The New World or Happiness..

-Into The New World, or Happiness, or Rum Pum Pum.. I didn't realize I like SM this much..

-Black Pink..

-Into The New World if we're talking about debut here..

-Boombaya or Rum Pum Pum..

-You're The Best!!

-Happiness or Rum Pum Pum.. I'm thinking about this way too serious..