PSY's year end concert, PSY CONCERT 2014 All Night Stand, will be featuring IU, g.o.d., and Lee Seung-gi. 

On December 18, PSY's representative stated, "IU and Lee Seung-gi will be making an appearance as a guest on seperate 'All Night Stand' concert days." Lee Seung-gi's agency, Hook Entertainment confirmed, "On the evening of December 24, Lee Seung-gi plans to perform at PSY's concert."  g.o.d.'s agency confirmed g.o.d.'s attendance as well.

PSY's year-end concert will be held a total of four days on December 19 through December 21, as well December 24. On Christmas Eve, PSY will hold two concerts, holding total of five concerts as he did last year. The concert will be held at the Olympic Park at Songpa-gu, Seoul.   

IU will perform on December 19, g.o.d. will perform on December 21, and Lee Seung-gi will perform on December 24.

PSY's year-end concert, PSY CONCERT All Night Stand 2014, recorded #1 in ticket sales through Interpark, since it began selling on December 15.