Get wigged out Friday — in a good way! The BIG WIG BALL, benefit for the New Orleans Opera Association, offers sweets, Champagne, music, a raffle and a wig contest to crown New Orleans' official "Big Wig 2018." Wig required. $50 and up. 7 p.m., Opera Guild Home, 2504 Prytania St., New Orleans. (504) 529-2278.

Friends of the Cabildo sponsor the Saturday "behind-the-scenes look" at the REX DEN SHOWING, a guided tour of the krewe's home base. 1 p.m. to 3 p.m., 2531 S. Claiborne Ave., New Orleans.  $25, $20 members.

The NEW ORLEANS ARTISTS AGAINST HUNGER AND HOMELESSNESS CONCERT Sunday features live music with Marcia Ball and Deacon John and the Ivories, plus bowling, silent auction and more to celebrate Allen Toussaint's Legacy of Caring. 7 p.m., Rock 'N' Bowl, 3016 S. Carrollton Ave., New Orleans. $30.

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