Singer Heejun Han and girl group Girls' Generation's member Tiffany will be appearing on MBC Radio "Sunny's FM Date" together.

Heejun Han released his duet song with Tiffany "QnA" on May 15- rising to top of the music charts.

MBC radio PDs chose this song as 'Song Of The Week' and were casted to appear on MBC radio "Sunny's FM Date" on Tuesday.

This is the first time the two will be appearing on a show together after releasing their duet song. Fans are even more interested in the two guests as Tiffany is in the same group as Sunny and Heejun Han had also appeared on "Sunny's FM Date" as a permanent guest for a bit.