Songwriters Sean Hall and Nate Butler allege her lyrics were stolen from their 2014 song.
Lawyers for Taylor Swift want the court to revisit their decision to permit a trial and say stolen lyrics that feature two phrases that are in the public domain are free for anyone to use.
The star has appealed the decision of the trial claiming she stole the lyrics used in her hit song 'Shake It Off'
Songwriters Sean Hall and Nate Butler allege Taylor's lyrics were stolen from their 2014 song Playas Gon' Play.
The US singers lawyers say both songs use versions of "players gonna play" and "haters gonna hate" - but that both phrases are in the public domain and "free for everyone to use".
The filings were made on Thursday at a court in the Central District of California.
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