a.m. Macomb Mall will host its second annual cut-a-thon, fashion show and princess tea party as a fundraiser for Wigs 4 Kids. Come as you are or dressed as your favorite princess and enjoy tea and scones. All proceeds will benefit Wigs 4 Kids. 11 a.m.-3 p.m. Sat. $10. (For a $20 minimum donation, Paul Mitchell the School will provide you with styling and a new look. Make-up services and face painting will be offered by MI Make-Up Academy). Dick’s Sporting Goods Court, inside Macomb Mall, 32233 Gratiot. Call (586) 293-7800 or visit ShopMacombMall.com.
a.m. Smashing Pumpkins continues this weekend at the Detroit Zoo. Animals will receive pumpkins filled with treats to eat, play with, roll, tear apart and smash. 10:30 a.m.-2:30 p.m. Sat. Zoo admission is: $14 adults, $10 children 2-14, seniors 62-plus and active military with I.D., free for children under age 2. 8450 W. Ten Mile, Royal Oak. Call (248) 541-5717 or visit detroitzoo.org.
a.m. Learn how to plan an exciting family event at the Family Reunion Planning Seminar in the Ontario Ballroom of the Detroit Marriott Renaissance Center. Highlights include Reunion Planning 101, Social Media 101, suggested activities and events, and how to receive free items. This event is hosted by the Detroit Metro Convention & Visitors Bureau. 8:30 a.m.-1:15 p.m. Sat. Free. 400 Renaissance Dr., downtown Detroit. To register, call (313) 202-1985, or go to meetdetroit.com/reunions.
a.m. All PetSmart locations will host a Trick or Treat & PhotoBOOth event as a Halloween celebration for pets and pet parents. Dress your pet in his/her favorite Halloween costume for taking a photograph. Parents can learn about health and Halloween pet safety tips. 10 a.m.-2 p.m. Sat. PetSmart locations are at 5650 Mercury, Dearborn; 13150 Middlebelt, Livonia; 27942 Woodward, Royal Oak; 734 E. Big Beaver, Troy, and 20530 Thirteen Mile, Roseville. Visit petsmart.com.
p.m. Catch longtime blues and gospel singer Mavis Staples live in concert at Macomb Center for the Performing Arts. 8 p.m. Sat. (Doors open at 7 p.m.). Tickets start at $84. 44575 Garfield, Clinton Township. Call (586) 445-7348 or visit macombcenter.com.
p.m. “Meet the Scientists” at the Charles H. Wright Museum of African American History inside the Orientation Theater. Elizabeth Mays, president and CEO of MCS Multimedia, a progressive graphic design and printing company, will be featured. She’ll talk about how she started her family business. 2-4 p.m. Sat. 315 East Warren, Midtown Detroit. Call (313) 494-5808 or visit TheWright.org.
p.m. The Franklin Athletic Club will host the fifth annual “Under the Big Top Spooktacular,” a Halloween-themed exercise and activities event. Highlights include princesses, superheroes, a fortune teller, a mad scientist, plus a performance by the Detroit Pistons Flight Crew. 12:30-3:30 p.m. Sat. Free. 29350 Northwestern Hwy. (north of 12 Mile), Southfield. Call (248) 352-8000.
p.m. Hopeless Records’ band Have Mercy!, will bring their music to the Shelter. 5 p.m. Sat. $14. 431 E. Congress. Call (313) 961-8961.
SATURDAY / SUNDAY
p.m. This is the final weekend to treat the kids to the Detroit Zoo’s annual “merry-not-scary” Zoo Boo celebration, featuring a decorated trick-or-treat trail along the front of the Zoo. 5-8 p.m. Sat., Sun. Rain or shine. Advance tickets are $8 per person and free for children 2 and younger. Tickets can be purchased at the window one at the front of the zoo, or online. 8450 W. Ten Mile, Royal Oak. Call (248) 541-5717 or visit detroitzoo.org.
p.m. Erebus Haunted Attraction will present an underground rock ’n’ roll circus stunt show extravaganza, “Hellzapoppin Circus Side Show Revue.” This live show includes fire eating, glass walking, sword swallowing, archery using human targets, and more. 7, 9 and 11 p.m. Sat. and 7 and 9:30 p.m. Sun. Tickets are $10 with the purchase of an Erebus ticker, or $20 at-the-door. VIP tickets are available. Performances at 34 Oakland, downtown Pontiac. Call (248) 332-7884 or visit HauntedPontiac.com.
p.m. Gather ideas and finalize plans at the last “Brides to Be Bridal Show” of the season, held at Mirage Elegant Banquets & Catering. Noon-3:30 p.m. Sun. (Fashion shows: 1:30-2 p.m. and 2:45-3:15 p.m.) Prizes awarded at 3:30 p.m. $7 advance, $9 at-the-door. 16980 18 Mile, Clinton Township. Call (586) 228-2700 or visit bridestobe.us.