but many of taylor swift's fans are rather closer in age to her. i feel like all of her life experiences and young womanhood and becoming an adult, we've, like, done together, you know? like, she feels like the big sister that i don't have. she's our beatles. i think it's the way she writes her songs as well that are so relatable. lana del rey is a friend of taylor swift's, sang on her midnights album, and has a theory about the level of her popularity. she's told me so many times that she wants it more than anyone, so it's good. she's getting exactly what she wants. she just loves it. she's driven. i think it's really paid off. it certainly has. tonight's stadium show in edinburgh is the biggest in scottish history. 73,000 people will be singing along. all: # shake it off, shake it off- - - # _ colin paterson, bbc news.