have in common? Probably a lot (they're BFFs after all!) but they also seem to be swapping beauty and style tips. After Gomez was seen wearing the same as Swift, it seems she has also copied Swift's recent mani of choice: long square nails.After the Chiefs won the AFC Championship game on January 28 , Swift showed off while kissing on the football field. Gomez has seemingly co-signed the trend, debuting a bold, square French mani in a music video for her new single ‘Love On.’ The style is so retro it could have come straight off the set of .