The rumours come after Drake dissed Lamar for collaborating with the singer on the ‘Bad Blood’ remix
The singer also teased her new song ‘Number One Girl’
The auction is open now and runs until December 2, with proceeds helping to fund care for young people with cancer in the UK
Their collaboration, from Abrams' 'The Secrets Of Us', was nominated for a Grammy this week
The 'Calvin Harris VIP Mix' of the Taylor Swift co-write is an exclusive for Amazon Music users
Swift is nominated for six Grammys, including Record of the Year, Song of the Year and Album of the Year
"I love Taylor. She knows that”
"You're the reason anything great happens to me," she said in a video to her fans
The ceremony took place in Manchester's Co-op Live Arena on Sunday night (November 10), hosted by Rita Ora
It's another big year for women at the Grammys, with Beyoncé earning a record-breaking number of nominations