Music cape

The Music cape is obtained by players who have unlocked all non-holiday music tracks. It is obtained along with the music hood, and can be purchased from Olaf the Bard in Rellekka for 99,000 coins. Along with the purchase of the cape and hood, players will also unlock the Air Guitar emote.

The following tracks are not required to unlock the music cape: In order for players to trim the music cape, players are required to unlock all music tracks, including holiday event tracks. In addition, players are also required to complete all the Achievement Diaries. After meeting the requirements, players can right-click on the cape and select the Trim option.
 * Bunny's Sugar Rush
 * Diango's Little Helpers
 * Dies Irae
 * Easter Jig
 * Funny Bunnies
 * Grimly Fiendish
 * High Spirits
 * Jungle Bells
 * Jungle Island Xmas
 * Nox Irae
 * Sea Shanty Xmas

Requirements
(The music tracks for Armadyl and Bandos can be unlocked without entering the room, and therefore the levels required for those are not needed.)
 * 65 Thieving to enter all of the different seasonal gardens in the Sorceress's Garden minigame.
 * A champion's scroll. (Unlock "Victory is Mine" inside the Champions Guild Arena)
 * A dark totem. (Unlock "Darkly Altared" inside Skotizo's lair beneath the Catacombs of Kourend)
 * 70 Hitpoints to enter the Zamorak camp in the God Wars Dungeon. (Note: You CANNOT boost this requirement.)
 * 70 Agility to enter the Saradomin camp, as well as a rope to access the area. (Note: You CANNOT boost this requirement.)

Trivia

 * Unlike other capes of accomplishment, the music cape does not require the cape to be worn to perform its emote.