United Kingdom, Jan. 22 -- Taylor Swift and Blake Lively acknowledged a "shift" in their relationship amid the actress' problems with Justin Baldoni.

The pair's text message exchange has been laid bare after legal documents were unsealed ahead of a summary judgement hearing in the Gossip Girl star's ongoing sexual harassment and retaliation lawsuit against her It Ends With Us co-star and director, and showed Blake reaching out to the Fate of Ophelia hitmaker to express her worry she had been a "bad friend".

According to People magazine, the documents described the exchange as a conversation between the two stars and it began with Blake writing: "I have no reason to ask, but I donno, I've been feeling like I should... is everything ok? I...