Gaga is in good terms with her and also admitted that she is one of her favourite artists  When there were pregnant rumours about Gaga, she debunked the claim using a Taylor Swift song, Down Bad. Taylor also became protective of Gaga saying that it's invasive to comment on her body and Gaga doesn't owe anything for anybody. I feel like they're friends on a personal level. https://www.bbc.com/news/articles/cyxxklwn4vgo I also feel that Taylor probably suggested Gaga to add DWAS to