"She’d also sorted some exclusive birthday presents for him — new threads from Savile Row and Beatles memorabilia.
“Harry is pretty gutted about the whole thing, even though he’s putting on a cool front. He’s touched she went to so much trouble to arrange his birthday ahead of time.”
Over the weekend, reports claimed that Swift has already penned five songs about her split from Styles, with a source telling The Sun: "Taylor writes music in the same way that other women chat to their friends on the phone.
"It's been how she deals with her emotions for most of her life. Harry and Taylor only dated for a short time but there were very strong feelings, so it's been a tough comedown.
They added: "Lyrics have been written, but Taylor hasn't come close to deciding whether she'll ever release them."