BIG for Memphis will meet Wednesday, July 25, from 10:15 a.m. to 11:30 a.m. at Phelps Security, 4932 Park Ave. BIG brings together Memphis Police Department colonels and business leaders to curb crime and impact the community. Cost is free. R.S.V.P. to billy.garrett@phelpssecurity.com or 365-9728.

Women Against MS will hold its sixth annual luncheon benefiting the National Multiple Sclerosis Society Thursday, July 26, from noon to 1 p.m. at Holiday Inn University of Memphis, 3700 Central Ave. Cookbook author Ronda Giangreco will speak. Cost is $50. Contact Sherry Bramucci at sherry.bramucci@nmss.org or 755-0994.

The Memphis Lawyers’ Chapter of the Federalist Society will meet Thursday, July 26, from 11:30 a.m. to 1 p.m. at Madison Hotel, 79 Madison Ave. Raymond J. LaJeunesse, vice president and legal director of the National Right to Work Legal Defense Fund, will present “Union Organizing Made Easier: The Obama NLRB.” Cost is $25 for members and $30 for guests. R.S.V.P. to Greg Grisham at gregory.grisham@jacksonlewis.com or 462-2616.

The Madison Hotel will continue its 2012 Sunset Atop the Madison series Thursday, July 26, from 7 p.m. to 11 p.m. at the hotel, 79 Madison Ave. Cost is $7. Call 333-1200.

The Orpheum Theatre will present “Blazing Saddles” as part of its summer classic movie series Friday, July 27, at 7:15 p.m. at the theater, 203 S. Main St. Visit orpheum-memphis.com or call 525-3000 for tickets.

Big Brothers Big Sisters of Greater Memphis will hold the 15th annual SportsBall Black Tie Tennis Shoe Gala Saturday, July 28, from 7 p.m. to midnight at Minglewood Hall, 1555 Madison Ave. Tickets are $150. The Sports of All Sorts Weekend fundraiser will continue with the BBBS Family Sports Picnic Saturday, July 29, and the eighth annual BBBS Golf Classic Monday, July 30. Visit bbbsmem.org.

The South Main Art Trolley Tour will be held Friday, July 27, from 6 p.m. to 9 p.m. in the South Main Historic Arts District. Email info@southmainmemphis.net.

Germantown Performing Arts Centre will train volunteer ushers for the 2012-2013 season Saturday, July 28, at 10 a.m. at GPAC, 1801 Exeter Road. Contact Kathy Lovett at kathy@gpacweb.com or 751-7670.