[2] Released on August 13, 2021 Bertenshaw's second EP Moon Maintenance for Dummies was met with positive reviews from music critics.
"ASBO" magazine's Connor Fogarty wrote that "[Chinchilla] true to her eclectic, one-of-a-kind style, each track delivers a generous handful of different genre influences and bravado, ranging all the way from country to nineties R&B.
In the callbacks she competed against Lil Shakz, Ryan Barton and Nia Ekanem performing the song "Virtual Insanity" where she was eliminated.
When speaking about the track's music video, Chinchilla stated "I wanted to make something inclusive without being corny or cliché.
She also stated that her "biggest" influences are Beyonce, Rihanna, Christina Aguilera, Janis Joplin and Aretha Franklin.