Rick Astley, Never Gonna Give You Up. . . .some nature or physics videos
Yes, there are several companies that have released great plyometrics workout videos. You can even find some great plyometrics workout videos on Youtube.
Its pretty easy.. Youtube have some really good learning videos
Youtube has some great easy tutorial videos.
look on youtube there are heaps of videos
Myspace would be a great answer, because they have millions of videos on their site.
on youtube, there are some great videos about economics by pjaholden
Some great YouTube videos that can be done by friends are comedy acts (like kevjumba or Ryan Higa's channel). You can also do a great videos with friends for something that's trending like the Harlem Shake "meme".
Not really, there some videos that have nudity. ex How to check for breast cancer. You shouldn't run into those videos unless you search for them.
Youtube is an excellent source for online videos and it has several comedy channels which stream really funny videos. Some of these channels are 'The Comedy Stream' and 'Comedy Central'.
If you want to find a great swim videos I recommend looking at YouTube, it has some awesome videos on how to get a great swim workout. Another great website is "floswimming.org".
There is no definitive result for "ME" videos on YouTube, however some YouTube videos with the title "ME" in them are: "What About Me" - 1982 by Moving pictures, "This Is Me" - Camp Rock, "What About Me" - Mipham, to name a few.
Youtube has some great basketball training videos. There are videos focusing on fundamentals as well as dunking and ally-oops!