Barbara Palvin, the Hungarian model and actress, had not been notably linked to the "Locke & Key" series premiere in Hollywood. 

However, I can provide a hypothetical piece that envisions her potential involvement at such an event.

The ambiance was electric as Hollywood Boulevard shimmered with the glow of paparazzi flashes and the excited chatter of industry insiders. 

The highly anticipated premiere of Netflix's "Locke & Key" series had turned the TCL Chinese Theatre into a dazzling hub of stars and glamour. 

Draped in an exquisite gown, Barbara commanded attention with her effortless grace and poise. The ensemble, a sartorial masterpiece, effortlessly accentuated her features, captivating the lenses of flashing cameras and the adoring gazes of onlookers.

As she glided along the crimson carpet, Barbara's magnetic charm sparked conversations and whispers among the gathered crowd. Her radiant smile illuminated the surroundings, capturing the essence of Hollywood's allure.