E.U. is an OG of go-go music, a heavily syncopated funk that features a slow and steady groove. Naturally, we celebrate 50 years of the native D.C. music with an office party.

You hear the horns first, and there’s no question what’s to follow. The legendary D.C. go-go band Rare Essence made an appearance on NPR’s Tiny Desk Concert series yesterday, filling the room with ...