After unveiling Taeyeon and Tiffany‘s video teasers, Girls’ Generation sub unit, Taetiseo, has just unveiled their third video teaser featuring Seohyun!

The girls have been revealing video teasers featuring each of the members one by one, giving fans a glimpse into the music video for “Twinkle”. The official digital release of the title track will be on April 29th at midnight, while the rest of the tracks will be revealed online at midnight on April 30th. The offline release will be on May 2nd, and the girls will then take the stage on ‘M! Countdown‘ on May 3rd.

There will be 7 tracks total on the album. Besides “Twinkle”, some of the other tracks on the album are an R&B style track “Baby Steps”, an electronic-retro pop called “OMG”, “Love Sick”, and “Good-bye, Hello”.

Without further ado, check out the teaser below!

http://www.youtube.com/watch?v=WR0bHl46yrg&feature=player_embedded