'We had grown past allowing ourselves to be pitted against each other,' Swift explained of the significant turning point.
'I expected her to come and just say hi at least,' the singer told 'Good Morning Britain' on Tuesday.
The singer opened up to ET about her upcoming show at the Zappos Theater in Planet Hollywood which opens Dec. 6.
The singer shared that she's trying 'really hard' to shed some pounds while posting a video of her latest workout.
ET broke down all the juicy details from the star-studded video, from easter eggs to celebrity links.
The 'Spice Girls' closed out their tour on Sunday night at Wembley Stadium.
Shania Twain returns to Las Vegas! 'Let's Go' starts Dec. 6 at Planet Hollywood.
ET has details on why Katy Perry and Taylor Swift decided to come together for Taylor's 'You Need to Calm Down' music video.
The two put their past differences aside to collaborate on Swift's star-studded new 'You Need to Calm Down' video.
The 10-time GRAMMY winner has outdone herself.
The singer performed her hit "Shake It Off" at the Pride Month cabaret show.
ET Live's Jason Carter breaks down the popularity of producer tags in your favorite hip-hop songs!
The new song will be featured on the soundtrack to their upcoming video game, 'BTS World.'
"Why are you mad when you could be GLAAD?"