The singer-songwriter played "Metals" track "Undiscovered First" in a London taxi for the performance video series Black Cab Sessions, joined by members of her backing band for the acoustic take. Helping out on the harmonies are members of female folk act Mountain Man, who also joined Feist at the crypt performance.
"Metals" debuted at No. 7 on the Billboard 200 earlier this month, Feist's first trip to the top 10.
Watch the video below: