Each weekday, we at YouTube Trends take a look at the most interesting videos and cultural phenomena on YouTube as they develop. We want take a moment to highlight some of what we've come across this week: We studied how local TV commercials have become a new )comedy( art form. We saw tense and dramatic scenes from the "Occupy" protest in Oakland. We reflected on the video trend of children using tablet devices . We saw flood videos coming in from around the world.

Each weekday, we at YouTube Trends take a look at the most interesting videos and cultural phenomena on YouTube as they develop. We want take a moment to highlight some of what we've come across this week: We learned how one deaf woman created the viral hit of the weekend. We finished our series on three types of one-man-bands people love on YouTube. We tracked protests in Iceland, Greece and New York City . We studied singer Adele's popularity in 2011.

Each weekday, we at YouTube Trends take a look at the most interesting videos and cultural phenomena on YouTube as they develop. We want take a moment to highlight some of what we've come across this week: We looked at how the anniversary of 9/11 became a dominant topic on YouTube. We studied the unexpected pop-culture resurgence of Back to the Future 2 . We tracked the popularity of iPhone concept videos . We saw some interesting public displays from around the world.

Each weekday, we at YouTube Trends take a look at the most interesting videos and cultural phenomena on YouTube as they develop. We want take a moment to highlight some of what we've come across this week: We looked back at the most popular Spike Jonze music videos . We explained what that 'QWOP' thing is all about. We saw how Disney's theme park marketing has taken advantage of popular YouTube fads. We examined our recent fascination with tiny-home ownership .

Each weekday, we at YouTube Trends take a look at the most interesting videos and cultural phenomena on YouTube as they develop. We want take a moment to highlight some of what we've come across this week: We studied the success of the Old Spice Guy vs. Fabio standoff. We watched an unexpected singing talent sprout up in the Philippines. We saw dramatic footage from an outbreak of violence in Syria. We tracked the popularity of Rebecca Black's "Friday" follow-up .

Each weekday, we at YouTube Trends take a look at the most interesting videos and cultural phenomena on YouTube as they develop. We want take a moment to highlight some of what we've come across this week: We celebrated the 4th of July with lots of fireworks . We tracked how searches have spiked for Selena Gomez . We followed the reaction to the Casey Anthony verdict.

Each weekday, we at YouTube Trends take a look at the most interesting videos and cultural phenomena on YouTube as they develop. We want take a moment to highlight some of what we've come across this week: We saw damage from twisters that touched down in Massachusetts and learned that searches for the word "tornado" have been hitting a high . We found that the trend of singing your McDonald's drive-thru order has now gone international.

Each weekday, we at YouTube Trends take a look at the most interesting videos and cultural phenomena on YouTube as they develop. We want take a moment to highlight some of what we've come across this week: We learned that those cool, edited-a cappella videos have spread to the Middle East . We saw a "trophy dropping" trend continue with this popular clip from the Netherlands . We asked what the "What's Trending staff" was watching now that "PSN is back .

Each weekday, we at YouTube Trends take a look at the most interesting videos and cultural phenomena on YouTube as they develop. We want take a moment to highlight some of what we've come across this week: We tracked the influx of Rebecca Black covers and parodies that hit YouTube as the 13-year-old became a national phenomenon. We looked at how popular cartoonists in Jordan have reacted to the major events taking place in North Africa and the Middle East.