Marshmello's "Happier" f/Bastille (Capitol) is in a super tight battle for the new #1 next week, but will edge out Panic! At The Disco's "High Hopes" (Crush) to take the top honors. Elle King's "Shame" (RCA) arrives in the Top 15, while Muse's "Pressure" (Warner Bros.) quickly enters the Top 20, up 250 spins. And Morgxn's "Home" f/Walk The Moon (Hollywood) makes its chart debut.