APO Hiking Society their new members in the compilation album are True Faith, Silent Sanctuary, Concrete Sam, Up Dharma Down, Chilitees, The Bloomfields, Scrambled Eggs, The Spaceflower Show, and Hilera. Acoustic Balladeer Noel Cabangon also had a new tribute album to the pinoy pop musical group, "Throwback: Ang Songbook Ng APO" was launched in 2014 with features with his cover versions of popular various APO songs in his new album released by Universal Records. On 20 September 2008, Apo Hiking Society had a reunion concert called "Apo of the Philippines" which was held at the Araneta Coliseum to celebrate their 39th Anniversary. They
Mount Apo is said to be named after a nobleman named Apong, who was killed while mediating the battle between two suitors of his daughter Saribu. Apo is various local languages mean "grandfather", "master", "grandson", and "wise elder". On May 9, 1936, Mount Apo was declared a national park with "Proclamation No. 59" by President Manuel L. Quezon, followed by "Proclamation No. 35" of May 8, 1966, then "Proclamation No. 882" of September 24, 1996. On February 3, 2004, the approval of "Republic Act No. 9237" established Mount Apo as a protected area under the category of "natural park" with an area