Virtue and Moir broke their own world record short dance score at the 2017 World Championships in Helsinki. They received a score of 82.43 and had a huge 5.5-point lead over reigning champions and training partners Gabriella Papadakis and Guillaume Cizeron. They placed second behind Papadakis/Cizeron in the free dance with Moir tripping. Moir said, "I got back up and Tessa said a really funny joke to me, it automatically put me back on track and I just kept going." Overall they totaled 198.62 points, setting yet another world record and winning their third title as world champions. For the first time in their competitive career, Virtue/Moir were undefeated for an entire season.