What:  s.Oliver and long-standing partner Breuninger marked the launch of the "Casual Since Forever" campaign with a Stuttgart flagship event featuring Heidi Klum, a live talk in the store's Karlspassage, and a limited Vintage Capsule Collection pop-up.

Why it is important:  It reinforces Breuninger's own pattern of repurposing its Stuttgart flagship as an experiential stage for major brand partnerships, following its adidas World Cup activation there earlier in 2026.

Breuninger turned its Stuttgart flagship into the stage for the launch of s.Oliver's new campaign, "Casual Since Forever," with brand face and supermodel Heidi Klum appearing in person on Tuesday evening.

The event centred on a live conversation between Klum and broadcaster Frauke Ludowig staged in the store's Karlspassage dome, where the pair discussed fashion, personal style and what the campaign's message means to them.

The campaign itself contrasts Klum with her own 1990s self, using the shift to argue that trends change while personal identity endures — a theme Breuninger's management linked to its own 145-year history of hosting guests beyond conventional shopping.

To bring the concept into the store, Breuninger launched an exclusive pop-up of a limited Vintage Capsule Collection, letting shoppers explore the look themselves.

Access to the evening was tiered: customers could reserve tickets in advance for a Meet & Greet with Klum, while those without tickets could still watch the presentation and talk from the store's upper floors overlooking the Karlspassage.

Breuninger Stuttgart's managing director framed the evening as reflecting the retailer's broader identity: bringing fashion together with experiences that build community around the brand.

IADS Notes:  The Heidi Klum appearance fits a wider pattern of retailers pairing celebrity presence with pop-up retail and ticketed access to convert star power into in-store engagement, as seen when Galeries Lafayette timed a Céline Dion-themed pop-up and premium concert access to the singer's Paris comeback (Fashion United, September 2026). Breuninger itself has leaned on personality-led storytelling elsewhere this year, building its own 145th-anniversary campaign around individuals sharing personal reflections across several markets (Press Release, September 2026), and has previously used the same Stuttgart flagship as an experiential stage, turning Eduard's Bar into a World Cup fan venue during its adidas partnership (Press Release, June 2026). The use of a global brand face to anchor a retail relaunch also echoes Frasers' rebrand of House of Fraser, which was fronted by a celebrity-led campaign starring Cat Deeley (Fashion Network, March 2026). Meanwhile, the ticketed Meet & Greet format sits alongside a broader shift toward monetising exclusivity through structured access, illustrated by Selfridges' invitation-only "40 Duke" club for its top-tier loyalty members (WWD, August 2026).

Breuninger stages s.Oliver campaign launch with Heidi Klum in Stuttgart