Girls' Generation's maknae records a video to celebrate Fin.K.L's 15th Anniversary.

Former member of the group Ock Joohyun revealed the cute dancing clip of Seohyun doing the "Forever Love", check out maknae's cute dance below.

Taeyeon singing "Forever Love" back in 2007
http://www.youtube.com/watch?feature=player_embedded&v=JpmXX613U0Y#t=0s