 "I Knew You Were Trouble" became Swift's seventh top-five hit on Canada, reaching number two for two non-consecutive weeks, during its debut week and on January 12, 2013, when it was blocked from the top spot by "Scream & Shout" by Will.i.am featuring Britney Spears.At the time the song tied with "Love Story" and "Shake It Off" as her highest peaking song in United Kingdom after it reached number two on January 19, 2013.