Sleeping With Sirens have announced a spring headlining tour. Dayseeker and M.A.G.S. will open. Tour Dates: 05/16 Little Rock, AR – The Hall (no Dayseeker) 05/17 Mobile, AL – Soul Kitchen Music Hall (no Dayseeker) 05/19 Daytona Beach, FL – Welcome to Rockville 05/21 Charlotte, NC – Fillmore 05/22 Silver Springs, MD – Fillmore 05/23…