Super Junior's Yesung displayed his close friendship with Girls' Generation's Seohyun.

On July 26th, Yesung uploaded the photo above onto his personal Twitter and wrote, "With my really kind dongseng Seohyun."

The two SM label mates who appeared to be extremely close gave off a friendly sibling feel, while some netizens felt that their matching white tees made them appear more as a romantic couple.

Fans commented on this picture saying, "You two look sort of similar," "Seohyun looks pretty even in a casual selca," "Is this a sibling selca or a couple selca?"

On another note, Super Junior is currently gaining much love for their new title track "Sexy, Free & Single".

Source & Image: Yesung's Twitter