Girl group Girls’ Generation member Sooyoung made a surprise appearance on the good bye stage of TaeTiSeo.

On June 2 broadcast of MBC 'Music Core', Sooyoung came on the stage during the prelude of 'Twinkle' to perform a dance piece with a male dancer.

After her dance, TaeTiSeo performed their goodbye stage on 'Music Core' for the last time.

TaeTiSeo will give their final performance on June 3.

Photo: MBC