Deadfake is a website you can use to send anonymous or fake e-mails, which appear to be sent by someone else. But don't use it in evil ways, ok? You can for instance send joke-emails for April Fools' Day. But of course, nothing on the internet is really anonymous. If you do something that you really shouldn't, there are probably going to be ways and means of finding you. So be good, and use it for mischief, not malice.
Here's an example:
