Koeing appeared as a special guest for the band's final three songs of their set at the indie festival
The band's performance marked their first time on the hit NBC show since 2013
The current season of the US show concludes later this month
They played both songs for the first time in their career
Tickets go on sale later this week
They also brought out an Abraham Lincoln impersonator
British pop stalwart and '90s icon
Ezra Koenig and co. are heading to the desert
They debuted four new tracks from their recently released album 'Only God Was Above Us'
Fans will be able to tune into the historical gig for free