Taylor Swift's Sexiest Instagrams

Justin Bieber Sings Taylor Swift's "I Knew You Were Trouble"

Kim Kardashian's Sexiest Instagrams

I Knew You Were Trouble Workout

I knew you were trouble

Victoria's Secret Angels Lip Sync "I Knew You Were Trouble"

[Vietsub Engsub] I Knew You Were Trouble - Taylor Swift

Taylor Swift - 'I Knew You Were Trouble' PARODY

Taylor Swift - I Knew You Were Trouble (MattyBRaps Cover)

Taylor Swift - I Knew You Were Trouble (MattyBRaps Cartoon Cover)

Taylor Swift - I Knew You Were Trouble (MattyBRaps Cover)

Victor Thompson sings “I knew You Were Trouble” _

Victor Thompson sings “I knew You Were Trouble” _ Blind Auditions

Victor Thompson sings “I knew You Were Trouble” _ Blind Auditions _

Taylor Swift - "I Knew You Were Trouble" PARODY

Nightcore I Knew You Were Trouble

I knew you were trouble - stop motion

I knew you were trouble by Sophia Grace & Rosie

Victor Thompson sings “I knew You Were Trouble” _

Victor Thompson sings “I knew You Were Trouble” _

Jessie J I Knew You Were Trouble The Live Lounge