Pledis Entertainment artists including After School and Pledis Boys members JR and Baekho put up a warm and festive atmosphere as they hit the stage of Music Core with their latest track, "Love Letter".

The cheery and heartwarming single, "Love Letter" is the title track of the collaboration album, "Happy Pledis 2012 Love Letter". It features the talents of Son Dambi, After School, upcoming boy group Pledis Boys and trainees Ara and Hyelim.

"Happy Pledis 2012 Love Letter" contains three new songs and a remix version of After School’s Christmas song "LOVE LOVE LOVE". The album is an annual project that encourages society to share love during holiday seasons. Pledis plans to spread some joy and hope and will donate a portion of the album sales to UNICEF.