Kim Yu-na (left) and Lee Seung-gi

Figure skating champion Kim Yu-na and singer Lee Seung-gi recently recorded a song for KB Financial Group to be used during the upcoming World Cup, Lee's management agency Hook Entertainment said.

The two recorded the track separately, the agency added.

The 40-second song was mixed from parts of Lee's "Smile Boy" from his third album. The KB commercial featuring the song will be aired from May 24.