If you're looking to see the most popular YouTube videos of the week, look no further.
Once again, we're bringing you the week's most-watched videos, hot off the charts via YouTube Trends, a feature launched by YouTube that aggregates the site's video stats and draws upon "the wisdom of top curators across the web" to offer visitors a look at real-time trends among the YouTube community.
So what did the web go wild over this week? The most epic (and painful) fails from February get their own glorious mashup, Justine Bieber and Selena Gomez share a smooch, Kim Kardashian sings--and much, much more.
Watch the 9 most popular YouTube videos of the week, and vote for your favorites. Then, check the top videos from last week, here.