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.).

Katy Perry has reunited with Rebecca Black during a recent live show, and invited the singer to join her for the ‘Lifetimes’ tour.

Katy Perry wore a zebra print micro mini skirt that perfectly coordinated with Rebecca Black's leopard print mini dress for a ...

Katy Perry cheekily flashed her sparkly sequin bra as she slipped into a very skimpy outfit for a show in LA on Saturday ...

Katy Perry has set the internet ablaze with a surprise proposal during her Los Angeles show.The pop icon performed at the El ...

Katy Perry will be supported by Rebecca Black on 'The Lifetimes Tour'.

Rebecca Black will be joining Katy Perry on her Lifetimes Tour starting from May, the singers have confirmed. It comes after ...

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

By the time the 2010s hit, we had a whole new crop of chart-topping stars. Gone were the rockers and rappers so many of us were familiar with from the 1980s, 1990s and the early 2000s. Indeed, by the ...

Katy Perry will be supported by Rebecca Black on 'The Lifetimes Tour'. The 'Firework' hitmaker was a surprise guest at the ...