folklore

elle.com:

Just as eagle-eyed fans speculated, Taylor Swift's good friends Ryan Reynolds and Blake Lively did reportedly let her drop a bombshell on her new album folklore: the name of their third daughter, Betty.

A source "with knowledge of the situation" told People that "the song was named in part for the couple's third daughter." Betty was born October 4, 2019.In the song "betty," the names of Betty's two other siblings, big sisters James and Inez, are also used in the lyrics, which prompted speculation among Swifties that the singer outed the name of Lively and Reynolds' third child.Swift sings on the track: "She said 'James, get in, let's drive,'" "You heard the rumors from Inez / You can't believe a word she says," and lines like "Betty, I know.