Baek Ji Young, Yoori of 'Girl Friends' and Haha made up the charity organization named 'Orange Tree' and will hold a concert with SK Telecom Nate.
Orange Tree is a charity organization with the purpose of helping such people as childeren tumor patients and unmarried mothers. They will share the love they have gotten from the fans through the music and this concert.
Various plans are ready to spread their love with the start of Orange Tree concert. Park Sang Min, Super Junior and Defconn will be their guest for this concert.

Techno Lite will take part in lighting design and operation.