7-8:45 pm, Oct. 21. Michigan Labor History Society presents a musical journey through the turbulent 1930s in Detroit, seen through the eyes of workers. The performance is based on Steve Jones’ Forgotten: Murder at the Ford Rouge Plant. At Wayne State University Community Arts Auditorium, Detroit. Free. More activities are planned for this “We Built These Cities Weekend,” 10 am, Oct. 20-3 pm, Oct. 22. Info: email@example.com or 313-577-4003.