Gibson Custom on Instagram: "When Sierra visited the Gibson Custom Shop recently, she personally played and tested several of the first batch of Sierra Hull F-5 Master Model mandolins. In fact, if you're one of the lucky few who get one of these mandolins, your instrument will come with a signed card marking it as Sierra-played— and carry a bit of Sierra’s magic in its strings. ✨ 📍 In Nashville? Don’t miss this! Join us at the @officialgibsongarage on Thursday, October 16 at 11 AM CT for a very