N'afọ 2014 Vulfpeck wepụtara album na-adịghị ekwu okwu na Spotify nke akpọrọ'' Sleepify '.
N'ezie, nsụgharị dị mgbagwoju anya nke ahịrịokwu ahụ bụ "Na 2014 Vulfpeck wepụtara 'Sleepify', album na-agbachi nkịtị na Spotify nke mepụtara ihe ruru $ 20,000 na ikike n'ime ọnwa abụọ. "