WATCH: Katy Perry channels geek chic in Last Friday Night video

The starlet is barely recognisable in the hilarious new music movie...

WATCH: Katy Perry - Katy Perry channels geek chic in Last Friday Night video - Katy Perry Last Friday Night - Katy Perry new video - Last Friday Night Video - Marie Claire - Marie Clarie UK
WATCH: Katy Perry - Katy Perry channels geek chic in Last Friday Night video - Katy Perry Last Friday Night - Katy Perry new video - Last Friday Night Video - Marie Claire - Marie Clarie UK

Is that Katy Perry we see? We could hardly believe our eyes when we spied new snaps of the usually gorgeous starlet – complete with geek chic transformation - earlier today.

But we needn’t have worried, Katy’s adventurous new look isn’t part of a style overhaul. The starlet dressed down to play the part of Kathy Beth Terryin a hilarious new video to accompany single Last Friday Night (T.G.I.F).

KATY PERRY STYLE HIGHS AND LOWS

The brunette beauty dons glasses, braces and oh-so-flattering denim dungarees for the Marc Klasfeld-directed, 80s style video.

WATCH: Katy Perry - Katy Perry channels geek chic in Last Friday Night video - Katy Perry Last Friday Night - Katy Perry new video - Last Friday Night Video - Marie Claire - Marie Clarie UK

Reportedly inspired by her favourite teen flicks, as well as brand new movie The Hangover, Katy wakes up to find herself surrounded by the debris of a party.

And what a party it must have been…

WATCH: Katy Perry - Katy Perry channels geek chic in Last Friday Night video - Katy Perry Last Friday Night - Katy Perry new video - Last Friday Night Video - Marie Claire - Marie Clarie UK