By Denny Dyroff, Entertainment Editor, The Times Marc Broussard Last year, Marc Broussard was scheduled to headline a show at the World Café Live (3025 Walnut Street, Philadelphia, 215-222-1400, www.worldcafelive.com) on April 1. It turned out to be an example of “April Fools.” There was no concert on April 1, 2020. The COVID-19 shutdown took care of that. Now, Broussard is set to return to the...