The 34-year-old singer and her cop beau were first linked in September.
She also opens up about the state of her own relationship with Kourtney, which has been tense on 'KUWTK.'
The Duke and Duchess of Sussex celebrated the birth of their son while also having some behind-the-scenes struggles in 2019.
The cute couple were adorable together following her musical movie's premiere in New York on Monday.
Days short of what would have been his one-year wedding anniversary, Hemsworth had another starlet bringing a smile to his face.
ET caught up with Idris Elba at the premiere of 'Cats,' which hits theaters nationwide Dec. 20.
In a video which is going viral, the musician can be seen taking the device from a guest.
ET spoke with Taylor Swift at the 'Cats' premiere, where she shared how her own cats influenced the project.
'The Voice' coaches also dished on their holiday plans ahead of 'The Voice's season 17 finale.
The actress addressed the importance of standing up and speaking out during a panel discussion in New York.
ET caught up with 'The Voice' coaches Blake Shelton and Kelly Clarkson ahead of Monday's episode.
ET caught up with 'The Voice' coaches Gwen Stefani and John Legend ahead of Monday's episode.
ET remembers the celebrities who died before their time over the last decade.
Sean 'Diddy' Combs' 50th birthday party was the place to be on Saturday night.
