The anticipation and interest in Girls’ Generation‘s first-ever sub-unit Taetiseo has been explosive to say the least, so it’s no surprise that fans will be pouring over the trio’s long-awaited live performances, beginning with their debut on today’s episode of ‘M! Countdown‘!

Tiffany, Seohyun, and Taeyeon took the stage today to perform their catchy title track “Twinkle“, along with one other song from the recently released mini-album, a slow yet fascinating track titled “Baby Steps“.

Check out their debut stage below, featuring their adorable choreography and fine-tuned vocals, and be sure to view the rest of today’s performances here!

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http://www.youtube.com/watch?v=xjwvkxI5YXE&feature=player_embedded-Baby Step

http://www.youtube.com/watch?v=GjDCA9qEaLA&feature=player_embedded- Twinkle