This week's Trends: singers, whales, and animations

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.
  
  
• We enjoyed some cool people-powered animations.
  
  
• We looked at intense video from a tornado in Russia.
  
  
• We found a big ad in Brazil and an unsettling cloud in Canada.
  
  
• We laughed as a beluga mariachi fan added itself to the list of recently popular aquatic mammals.
  
  
• And the world was introduced to the 2nd Avenue Sinatra:

Check back every day for the latest about what's trending on YouTube at: www.YouTube.com/Trends Kevin Allocca, YouTube Trends Manager, recently watched "Saved By the Bell Interactive Game."