You've been doing a great job uploading your concert pics and videos into the Britney Spears tour community. Here are a few of the most recent fan-uploaded vids, but there are a lot more in the video upload page. And if you're going to the Boston show tonight, make sure your cameras and video phones are fully charged!

Because you can never have too much 'Amy.'

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When you watch the premiere of 'If U Seek Amy' for the first time on Thursday, turn on your webcam and record your reaction while you watch the video in its entirety. When you are finished watching, post your video to YouTube and send us a link at BritneySpearsDotCom@gmail.com and your fan reaction video might be posted on the site for Britney fans all over the world to see!

... 16 hours to go!

In less than 15 hours you will be able to watch the full-length, high quality 'If U Seek Amy' music video right here at BritneySpears.com! Here's a round up of past 'If U Seek Amy' fan-made videos we've posted, plus a couple extras!