Question: When did the artist who was a guest judge in Under the Gunn begin her music career?
Sentence (from "Under the Gunn"): Guest judges included: Heidi Klum, Neil Patrick Harris, Macklemore, Jaimie Alexander, Zoey Deutch, Zendaya, Georgina Chapman, Sarah Hyland, Trina Turk, and Wendy Partridge.
Relevant evidence: Yes