Ed Sheeran is back with two new songs that have been taking the world by storm, topping iTunes and garnering a combined 10 million views less than 24 hours of being released Friday . But while “Shape of You” is making some fans want to hit the dance floor and “Castle on the Hill” has others belting out its passionate chorus, what listeners may not have realized upon the first few listens is just how PG-13 some of the lyrics are.