User talk:Mustard Of Doom

What is this page? (I opened the link of my username and came here?
 * it's your talk page where other users leave message in case you need a notification or idle chit chat 14:45, 31 July 2014 (EDT)

Ok. What are all these signatures that everyone has and how do you make one( I mean your baby Luigi or whatever picture everyone has)
 * Signature 14:56, 31 July 2014 (EDT)

How did you make that?