After the announcement of the collaboration, FIESTAR's Cao Lu, GFriend's Yerin and Kisum have revealed a fun teaser! Check it out below!

From the teaser image, the title of the collaboration will be called 'Why Is It Spring Again?'. This track title is perfectly for the beginning of the season of Spring. It is also cute how they made the teaser filled with beautiful flowers. On top of that, it is cute how they look like emoticon! It definitely seems the track will be a cute one, allowing everyone become excited for the release!

'Why Is It Spring Again?' will be released on the 16th of March! Are you excited for the girls' collaboration? Let us know in the comments below!