Since their debut in 2013, Dan + Shay have made a name for themselves as one of the best-selling duos in all of music, racking up 3 Grammy Awards and a staggering 8 billion streams of their songs. In this week’s “Sunday Sitdown,” Willie Geist gets together with the country music duo to talk about their new album Good Things and the story behind their professional partnership born out of a late night house party in Nashville.