He is already part of the WWE and makes sporadic appearances in Raw and Smackdown
nope, he's in TNA now!
No Idea. Rumors are that he is the man behind Big Shows return to the WWE and may return soon to feud with his daughter and son in law over control of the company. But, as of now there is no confirmed news and he may not return in the near future as well.
Mr Kennedy has been working on a new movie: Behind Enemy lines: Columbia He will return back to the WWE in early 2009
No, WWE did not fire Mr. Kennedy. He was released from his WWE contract.
No. Mr. Kennedy is right now with TNA wrestling. WWE Royal rumble 2012 is over and Kennedy did not return at that event. Sheamus won the royal rumble match of 2012
He was released from his WWE contract on May 29, 2009. Only four days after his return.
Mr. McMahon didn't join WWE he owns WWE as did his father before him!
They just return
WWE Diva Layla is still under contract with WWE on their Smackdown brand. She will return to WWE as she is just inactive due to injury. :)
There is no one from the WWE named "Mr. Machman"
no sorry