APO Hiking Society and hero, Apolinario Mabini, and later shortened to "Apo", an Ilocano term for a wise man or a Tagalog term of grandchildren, and later re-branded to "APO" (all caps). Contrary to popular belief, the "Apo" name was not a reference to the Philippines's highest peak, the potentially-active stratovolcano Mount Apo. As the students advanced into college, Danny Javier joined the group. After graduation, the majority of its members left to pursue individual careers, with only three members remaining, made up of Jim Paredes, Boboy Garovillo and Danny Javier. In the span of their professional career, Apo emerged as a principal
Apo Hsu with the Kaohsiung City Symphony Orchestra and National Taiwan Symphony Orchestra and special appearances with the Festival Orchestra for the 2003 Summer Presidential Concert (Zhongli) and the Presidential Holiday Concerts (Tainan). Apo Hsu has earned acclaim for her flair with both Asian and European musical idioms. She and The Women’s Philharmonic received four consecutive Awards for Adventurous Programming from the American Society of Composers, Authors and Publishers (ASCAP) and the American Symphony Orchestra League. With this group Ms Hsu recorded symphonic music by African-American composer Florence Price for the Koch International Classics label in 2001. Performances with the KBS Symphony