Why Did Taylor Swift Totally Freak Out With Justin Timberlake?

Taylor Swift's excitement was through the roof when she won the award for best lyrics at Sunday's iHeartRadio Music Awards in LA. Well, OK, she may have been joking, but when the pop star's name was announced, Justin Timberlake jokingly stood up and acted like he'd won or he was going to accept the award on her behalf, with Taylor pointing and cheering alongside him. The pair cracked up, and once Taylor took the stage, she made a point to thank fans for their support and clarify once and for all that the line in "Blank Space" refers to a "long list of ex-lovers," not "Starbucks lovers." Keep reading to see hilarious pictures of Taylor and JT's antics plus a Vine that perfectly captured the moment, then check out all the stars at the iHeartRadio Music Awards and Justin's sweet shout-out to Jessica Biel.