Happy Pledis 2nd Album is a charity single by the South Korean music label Pledis Entertainment's artists Son Dam-bi, Kahi, After School, NU'EST's JR and Baekho, Hello Venus's Yoo Ara and Lime and Pre-School Girl Park Jung-hyun.

The album consisted of tracks "Love Letter", "Winter’s Tale", and "How Are You".

[1] The Happy Pledis album is a project album purported to give back the love and support the artists have received from their fans; it also asks people to look around themselves with a warmer heart in the winter season.

A portion of the Happy Pledis 2011 earnings was donated to UNICEF to help look after those in need, and the album is also a gift to the fans who have shown the artists so much love and interest.

The album included Son Dam-bi, After School, Baekho, Minhyun, Yoo Ara and Lime of Hello Venus, and Park Jung-hyun.