With the easy-to-follow instructions provided at LetMeClear.com, I was able to knock this out in under 5 minutes. I bet you could do it in 3.
For fear that these instructions might one day disappear from LetMeClear.com, I've cut and pasted them here:
Step#1. Go to Design>> Edit HTML, Make a full back up of your template.
Step#2. Click on the Expand Widget Template checkbox on top right of the HTML window.
Step#3. Find this Data tag normally it will be twice in your HTML is given below. Locate the First one.
Step#4. Paste the following code immediately below/after the code mention in Step#3.
Step#6. Hit Save and that’s it! Check your blog Button appears or not on your post page.
Thank you LetMeClear...I've got you bookmarked now.