Here is where The LOTR Parodies will be talked about. Firstly there are parody scripts for all of these (I'll try and find the links for them later as it would take way too much space. There's also 'Jerry the Frog' productions of all of them. These are with random little puppets.
I have found some of the parodies... here is the site for Jerry the frog ROTK...
Monty python FOTR take off 1 (this one continues, click the link at the bottom to get the next page of it, I won't post them all here)
Entire Monty Python FOTR (links on the page!)
Entire Monty Python FOTR (links on the page!)
bravenet.com