Girl's Generation's Seohyun showed her support for her senior and close friend, former Fin.K.L member and current musical actress Ock Joo Hyun and Jung Sun Ah!

Seohyun visited her friend during a recent performance of the musical 'Wicked'. "Shining stage stars Joo Hyun and Sun Ah unnie!" she posted to her Twitter earlier. "I learned a lot from today's amazing performance. I'll work really hard too! I love you."

Ock Joo Hyun and Seohyun have long been known to share a close relationship. The two of them are seen re-enacting the famous poster from 'Wicked', with Ock Joo Hyun in her role of the Wicked Witch and Seohyun as her light counterpart!

Meanwhile, Seohyun will be stepping up for her first musical role in the stage version of 'Moon That Embraces the Sun' opposite Super Junior's Kyuhyun.