Photo: Thee Phantom & The Illharmonic Orchestra / Thee Phantom & The Illharmonic Orchestra

On the go: Wizards, get ready for a Harry Potter-themed...

Zedd

DJ and producer Zedd takes the stage at Stereo Live.

When: 10 p.m. Friday

Where: 6400 Richmond

Details: $70-$94; stereolivehouston.com

Radiationfest

Music festival featuring metal performers, including Impending Doom, Kublai Khan and Through The Eyes of the Dead.

When: 1-11:30 p.m. Saturday

Where: White Oak Music Hall, 2915 N. Main

Details: $30; whiteoakmusichall.com

’90s Bar Crawl

Themed bar crawl, beginning at Fuego’s Saloon; other participating bars include Handlebar, Kung Fu Saloon and Revolver Houston.

When: 3-10 p.m. Saturday

Where: 817 Durham

Details: $40; 90sbarcrawl.com

Atticus

Poet will discuss and sign his new book, “The Dark Between Stars.”

When: 3 p.m. Saturday

Where: Blue Willow Bookshop, 14532 Memorial

Details: bluewillowbookshop.com

Expecto Bar Crawl

Harry Potter-themed bar crawl, all participants will receive access to drink specials, a magic wand, along with other surprise gifts.

When: 3:30-9 p.m. Saturday

Where: Live Sports Bar and Grill, 407 Main

Details: $35; facebook.com/events/487304891727962

The Brunch! Mixer & Market

A brunch pop-up that includes local vendors, drink specials and a Slip ’n Slide.

When: 2-6 p.m. Sunday

Where: Axelrad, 1517 Alabama

Details: axelradbeergarden.com

Body by Broadway

An hourlong workout with DEFINE mind & body Houston and Theatre Under The Stars.

When: 6:30 p.m. Tuesday

Where: Market Square Park, 301 Milam

Details: marketsquarepark.com

Party on the Plaza

Free concert featuring Grupo Fantasma along with the Venezuelan disco-funk band, Los Amigos Invisibles.

When: 6-10 p.m. Thursday

Where: Avenida Houston, 1002 Avenida de las Americas

Details: avenidahouston.com

Samba Dance Class

Free dance class led by the Brazilian Arts Foundation.

When: 7-9 p.m. Thursday

Where: Midtown Park, 2811 Travis

Details: midtownhouston.com