Here are steps to take to add a video link to your blog

http://www.youtube.com/watch?v=yE1ayl8qSBE

How to put a video into your blog post.

Step 1:   copy the link

http://www.youtube.com/watch?v=yE1ayl8qSBE

step 2

go into your gmail.com account

step 3

type in  blogger.com and hit enter

step 4

click on your blog

step 5

click on the orange box to make a new post

step 6

look for the VIDEO logo and click

step 7

select FROM YOUTUBE and paste the link http://www.youtube.com/watch?v=yE1ayl8qSBE  in the box.

If you can't find the video, it's because the link is not old enough to be found.   You can just create a link using the LINK tool on the Blogger page.

step 8

hit enter and you will have a video in your blog.