Can I sue competitors for talking bad about me?

Yes, you do need proof -- proof that your competitors made disparaging statements of what appear to be fact; proof that they are in fact false...

Can you obtain a copyright for a movie about a celebrity without obtaining a license from that celebrity?

Yes, you can. If the work is original and you own the copyright, the fact that others, their heirs or their licensees may have claims against...

Is there any legal recourse that can be taken to remove blog entries and stop future postings?

Unfortunately, while there may be, technically, a way to get him to stop -- you may be able to bring a defamation suit against him if he is making...

Indeed, this sounds like a trademark problem. And when dealing with Major League Baseball, you don't want to even get close to that sort of...

As a sequel to "copyright laws on very old art works"

As usual, Pamela Koslyn has done a great job answering. As you can tell from her answer, you are really going beyond the strict confines of...

Yes.

HS Logo Morph - Part 2

You have really reached the point where, one way or another, in order to get an answer on which you can really, you will have to find a lawyer who...

Counterfeit P90X

Ultimately they do have to prove that the DVD's were counterfeit, yes. There are ways to do that without having the actual hard copy of the DVD,...

What you are describing is, in fact, a copyright infringement.

Is my website which uses a variation of a phrase that is trademarked violating the trademark?

The questions you ask at the end -- "Don't know if it means anything" -- probably don't. But to get the answers you are looking for, you have to...