Taylor Swift has taken to social media to celebrate the music video for Katy Perry‘s new single ‘Not The End Of The World’.The video, which stars 500 Days Of Summer actor Zooey Deschanel, arrived on Monday (December 21) and plays on the fact that the pair are known as lookalikes.In the video, the idea for which stems from Perry’s plan to employ Deschanel as a body double for her while she was on maternity leave, aliens abduct Deschanel, believing her to be the ‘Dark Horse’ singer.Swift, who