Technology | Facebook How to See Who Unfriended You on Facebook BuzzFeed explains how Timelines makes it a breeze By John Johnson Posted Sep 24, 2011 9:54 AM CDT Copied Facebook CEO Mark Zuckerberg shows Timeline during the f/8 conference in San Francisco Thursday. (AP Photo/Paul Sakuma) Tech pundits are still debating how big Facebook's new Timeline features will be—blogger Dan Lyons is in the it's-overhyped camp—but BuzzFeed has stumbled onto one indisputable fact: Timeline makes it really easy to see who has unfriended you over the years. Click here for the four-step process. (It involves calling up your friends' list from any given year and looking for the "add a friend" button.) "Prepare to be upset," warns Matt Stopera. (Want to get your Facebook Timeline ahead of the crowd? Click here to see a video explainer.) Read These Next Minneapolis shooter had a plan—and grievances. American Taylor Townsend gets an earful after her US Open win. Jay Cutler can't avoid jail in DUI case. Belichick's girlfriend is embracing 'gold digger' idea. Report an error