Is it possible to retrieve an IP Address on an email or chat message sent FROM gmail?

I'm trying to track an email with IP Adress but when it's sent from Gmail as an email or chat message, they disable IP Address.

Is it possible to retrieve an IP Address on an email or chat message sent FROM gmail?
yes; you can but you can get the ip address of the mail server of google hosting that e-mail account.

britney spears