Who was born in Seattle, Washington and headlined at Openair Frauenfeld? 
Openair Frauenfeld:  Some of the top headliners performing at Openair Frauenfeld have included Jay-Z, Eminem, Kanye West, Macklemore, Snoop Dogg, 50 Cent, Kendrick Lamar, , Wiz Khalifa, , and others. Macklemore: Benjamin Hammond Haggerty (born June 19, 1983), known by his stage name Macklemore ( ), and formerly Professor Mack Lemore, is an American rapper from Seattle, Washington.
Macklemore