Random trivia, vol. 1: Most viewed YouTube videos of all time

This is the first in a random series about random trivia that will appear here on Pet Rock --  randomly. Topics will be random, natch, and I welcome your email suggestions for future installments. Curious about something? Just drop us a line. We'll pick our favorite suggestions and get busy on the research for next time.

Today, we're taking a look at the most viewed YouTube videos of all time.  (WARNING: Some of these videos contain explicit content that might not be suitable for all audiences. Please use discretion when viewing with or around children.)

In ascending order, the top 5 are...

5) "Charlie Bit My Finger -- Again" (370 million views)

 4) Enimen's "Love the Way You Lie" (376 million views)

3) Shakira's "Waka Waka (This time for Africa)" (389 million views)

2) Lady Gaga's "Bad Romance" (410 million views)

1) Justin Bieber's "Baby" (615 million views)