Girls' Generation
(I couldn't find any personal teaser, so I attached them together)
Debut song- Into The New World.
F(x) debut teaser
Debut song - Lachata.
Red Velvet's debut teaser
(Yeri joins Ice Cream Cake album first)
Debut song- Happiness
SM's debut teaser shows each group's concept clearly.
Post response : 17362
Netizens comments :
- It's like a low quality but I will save it for the kids.
- Soojung-ah ã… ã… ã…
- Lachata is really amazing.
- f(x) is really beautiful, Krystal so pretty.
- Amber's a real sensation.
- Girls Generation is amazing.
- Girls Generation feels like she's a real girl group. Starting with a girly concept.
- Red Velvet really pretty ã… ã…
- All of f(x) looks beautiful.
- Legend.
- Sulli ã… ã… ã…
 and Red Velvet debut teaser and concept! ){kind=link}