Watch: Vampire Weekend cover Post Malone & Swae Lee’s ‘Sunflower’.

While in the UK recently, Vampire Weekend popped into BBC Radio 1’s Live Lounge to perform a cover of Post Malone and Swae Lee’s hit ‘Sunflower’ (paying homage to their own song of the same name), as well as a performance of ‘Harmony Hall’.

Watch both performances below…