On April 25, 2015, Platten performed the song for the first time at the 2015 Radio Disney Music Awards. Platten appeared as a special guest during Taylor Swifts 1989 World Tour in Philadelphia on June 13, 2015, where Platten and Swift performed "Fight Song" together. On August 16, 2015, Platten performed the song at the 2015 Teen Choice Awards in Los Angeles. On July 12, 2016, Platten performed "Fight Song" at the 2016 Major League Baseball All-Star Game at Petco Park in San Diego, where baseball fans and players held up cards with the names of people they knew were battling cancer to dedicate the performance to them. On New Year's Eve 2016−17, Platten sang the song as part of her lineup during the Times Square Ball festivities in New York City's Times Square, which she co-headlined.