The choral students at Glendale have been selected for District, State, Regional and National Honors Choirs.
[citation needed] In 2005, the Glendale High School Chamber Choir sang for the National American Choral Directors Convention in Los Angeles, California, and also in St. Louis, Missouri for the 2006 Southwestern Regional ACDA Convention.
[citation needed] Glendale's orchestra has two divisions: the freshman and advanced.
[citation needed] The art department is active in The Memory Project, a program where artists make portraits of underprivileged children around the world in order to foster friendship, caring, and a sense of self-worth In May 2023 a teacher was recorded by a student using a racial slur multiple times while in class.
[6] The student was suspended for using an electronic device in class although her family retained an attorney encourage SPS to reconsider its actions.