Redeem Your Fortnite Reward Code For an In-Game Item - Fortnite (epicgames.com)
1. Go to the link provided above.
2. To get the graffiti you must type in this code: 8Z35X-3ZWAB-BC57H-EQTQZ in the link mentioned in the post.
3. To get the music kit you must visit this map in creative mode: 2500-3882-9781
Didn't get it myself, but the deal might be beneficial to others. Cheers lol
Graffiti:
Edited