NOT ILLEGAL BECAUSE OMEGLE DOESN'T HAVE A TERMS OF SERVICE - From the Creator of the Tool
Few days back came across an awesome Java executable name "Omegle Spy Bot". Credit goes to the creator of this app and can be found here under the download section.
You need Java installed on your system to run this app, works fine in Windows too.
For Linux users issue following on terminal
Code:dex@desktop :~$ sudo java -jar OmegeleSpy.jar
The GUI of this app is pretty explanatory.
Start by clicking on "Start new conversation"
Here's a snapshot.
Then they start their normal conversation you can watch the conversation.
Send message to either one from another one. Disconnect a user and impersonate him...Check it out ! Fun !