The actor made the announced viaInstagramon Thursday and playfully tagged Swift in the post.
Karma is a Cat @taylorswift Meet Karma.
#MeAndKarmaVibeLikeThat #AndIKeepMySideOfMyPawClean #KarmaIsACat, the star captioned the post.
Dimitrios Kambouris/LP5/Getty Images
The pop star also brought Olivia to the 2019 Billboard Music Awards.
And their friendship is evidently still going strong today.