5:30-9 pm, May 10. Doors open for “Gilda’s Big Night Out,” signature event of the cancer-support community in Royal Oak. Author Alan Zweibel, best friend of the late comedian Gilda Radnor, appears at pre-glow reception for benefactors. Following is a strolling dinner, cocktails, silent auction, awards ceremony, live music and Zweibel’s presentation. At Fisher Music Center, 3711 Woodward, Detroit. $500, $200 and $100. RSVP: gildasbignightout.org. Info: 248-577-0800.