HaHa and Skull released the teaser of their new song "Busan Vacance" on July 23. Haha and Skull stated that "because
of film shoot at glaring hot Las Vegas desert for five days, not only us but all the staffs were dehydrated and tired. However, the reggae hair, tanned skin, and nice body though a healthy diet plan turned us in to attractive machos."
Also, they raised the fans' anticipation even more by saying that there will be appearance of the hottest actor in Korea and Asia in their music video.
On the other hand ,the new album is scheduled be released on July 30.