Poet jessica Care moore hosts these super summer jam session, which will feature on-the-spot creations by some of Detroit’s top-notch soul, R&B and jazz musicians. Main stage performers include Amp Fiddler, Monica Blair, Sean Blackman, Kenny Watson, Jon Dixon, Wayne Gerard, Ideeyah and more, including a surprise celebrity guest. The innovative evening of improvisation happens indoors and out at 8 p.m. at the N’Namdi Center for Contemporary Art, 52 E. Forest, Detroit; 313-831-8700; $40 general admission at brownpapertickets.com.