2PM excites fans after releasing teaser images for "6Nights." The two teaser images for the upcoming concert were released on the group's official Facebook page.

Aside from the teasers, 2PM also presented the logo for the concert. Nichkhun himself designed the logo.

"6Nights" is a meaningful concert for the group. The concert will be their last concert in a while before Taecyeon and Jun.K will be enlisted in the army. It will also be their first concert since June 2015.

The group sold out all their tickets as early as February kicked off. 2PM even decided to open extra seats to accommodate more fans.

"6Nights" will take place on Feb. 24-26 at the Olympic Handball Stadium. According to AllKPop, the second set will be on March 3-5 in the same venue.

Taecyeon has been planning to participate in the active army ever since. He wanted to enlist in the Korean army that he declined his green card in 2010 to facilitate the enlistment, Koreaboo has learned. He decided to undergo an assessment in able to qualify for the active duty.

On the other hand, Jun.K also revealed during one of his radio show guesting that he will need to fulfill his mandatory military services duties.

"We are preparing handwritten letters for our fans... We haven't decided exactly how we'll deliver the handwritten letters. But we're preparing them diligently," Jun.K said regarding his upcoming enlistment.

The group just celebrated their eight anniversary together last September. They returned to the K-Pop scene with their sixth studio album, "Gentleman's Game" under JYP Entertainment. It consists of 11 track listings, including their new single "I'll Be."

JYP Entertainment said in a statement that 2PM is working hard on preparing for the concert despite their busy schedules. The label said via KPopMap that the group will satisfy all their fans' expectations.