"For the past seven years, Taylor Swift and Kanye West have had a roller coaster of a relationship.
While the pair appeared to bury the hatchet last year when Swift presented West with a prestigious award at the MTV Video Music Awards, a source close to Swift tells PEOPLE exclusively West has continuously taken shots at the singer throughout her career.
"Since 2009, when Kanye West stormed the stage and ripped the microphone out of Taylor's hand, he has been trying to rewrite history; one that includes President Obama calling him a jackass because of his actions," says the Swift source. "
http://www.people.com/article/kanye-...ft-says-source
