[1] The 18-minute short was released online on December 28, 2012 on the website of outdoor clothing brand Kolon Sport, and was funded by the company to mark its 40th anniversary.

[2] A master (Song Kang-ho) and his student (Jeon Hyo-jung) visit a mountain to practice pansori following a music competition that left the trainee disappointed.

Day Trip highlights the traditional music's harmonious nature with the surrounding scenery by featuring a version of Sae Taryeong ("Song of Birds").

[3] The characters' trip to the mountain appears to be part of a 100-day practice session required for pansori singers in which they train their voices in the unique acoustic setting of the waterfalls, cliffs and caves.

In recent years, this kind of training may be seen as a way to permanently injure vocal cords, but they pushed themselves in isolation for 100 days believing that the efforts would ultimately makes one's voice suitable for pansori.