If you want to record your own call for chatot, here's how you do it: You must first have Chatot learn the move Chatter at level 21. You can then (outside of battle) use chatter like any of the HM moves. Select it, and then say what you want to hear when you send out Chatot. and that's it. It'll sound exactly like you do (or did when you spoke into the mic).
Chat with our AI personalities
Chatot has no evolution at all.
Chatot learns sing at level 13.
You can catch chatot at the burned sprout and bell towers.
CHATOT is in the Burned Tower when you play the Sinnoh music on thursdays
To get a Chatot in Pearl you must travel to Eterna City. Once in Eterna City from there go to the big building next to the gym and trade a man a Buizel for Chatot.