Old friends Cara Delevingne and Taylor Swift reunited for an adorable snap this week, though some Swifties fell for bait left by trolls underneath the picture. It’s been a manic few weeks for superstar Taylor Swift as she continues her Eras Tour world domination, though she still made time to stop in and visit an old pal in Cara Delevingne while in the UK this week. Delevigne was greeted backstage by the Bad Blood singer, who dropped in to watch her perform in a cabaret show at the iconic London Palladium on Wednesday evening. And while most people enjoyed the wholesome pic of the pair, it’s f…