Justin and Hailey Bieber stepped out together in style on Thursday in Malibu, Calif.,

Kendall Jenner’s 818 Tequila party, which celebrated the launch of the alcohol brand’s newest spirit.

Hailey wore a head-to-toe noir ensemble styled by Karla Welch to the gathering

Her outfit comprised a one-piece V-neck blazer cutout and skirt

Its design entailed a front-tie composition, long-sleeves and flap pockets at each hip to resemble this suit jacket’s style.

She paired the two-in-one combination with hold-up stockings.

She coupled her all-black number with a pair of chunky leather loafers

As for accessories, the Rhode founder and model sported angular oval-shaped frames and yellow gold-plated brass

“Kevin Huggies” hoop earrings by Jennifer Fisher Jewelry and a sleek black hobo-style handbag.

In turn, Justin opted for more casual attire with a contrasting color palette,

including a light gray hoodie from his streetwear brand Drew House.