Katy Perry surprised the audience at her Los Angeles concert by bringing Rebecca Black on the stage for a special performance of Last Friday Night (T.G.I.F.).

WrapStyle: Plus, Gucci and Madonna co-hosted this year’s hottest Oscar after-party and "Chateau Marmont Hollywood Handbook" re-released.

Those taking part in the star-studded production include Billie Eilish and Finneas, Earth, Wind & Fire, Gracie Abrams, Green Day, Gwen Stefani, Jelly Roll, Joni Mitchell, Katy Perry, Lady Gaga, Lil ...

Rebecca, meanwhile, donned an equally short leopard print mini dress with a flared skirt. She wore black heeled knee-high boots, switching these for cream fluffy over-the-knee boots and a matching her ...

Fourteen years after ‘Friday’ video made her the target of cruel comments online, the O.C. native will play Honda Center and ...

Katy Perry teamed up with Rebecca Black to perform 'Last Friday Night (T.G.I.F.)' and invited her on the Lifetimes Tour.

In a performance that got social media buzzing, Katy Perry and Rebecca Black teamed up for a surprise duet of viral hit "Last ...

Katy Perry will "shoot across the sky" with Gayle King and Lauren Sánchez, along with a NASA rocket scientist, ...

Katy Perry’s adorable dog, Nugget, is turning heads with her latest makeover, as seen in a recent video shared by the pop ...

Katy Perry shared what her fiancé Orlando Bloom said about her upcoming Blue Origin space trip with Gayle King and more.

Pink is currently one of the most popular shades people go for when decorating their living rooms. With the likes of fuchsia and hot pink largely being left behind in favour of softer pink tones, pink ...