Taylor swift
Ke$ha is 6'1, Katy Perry is 5'8, and Taylor swift is 5'11.
that's not a Taylor swift song, its actually by the band perry
Katy perry
She didn't
yes she sounds and looks like the girl the band perry are siblings just look on Wikipedia for them
It is rumoured that Bad Blood is about Katy Perry, but Taylor has neither confirmed nor denied this.
She knows both.
Taylor Swift did not sing Teenage Dream; Katy Perry did!
Taylor Swift never wrote that song in the first place. So, no.
Katy Perry, Rihanna, or Taylor Swift
Taylor Swift won't, I'm pretty sure Katy Perry attended, and I'm almost 100% sure Emma Watson will!