After launching a string of pretty powerful new features, this one’s just kinda silly in comparison. But I bet it’ll be used more than anything we’ve ever programmed.
We just added a spell checker button to our campaign content editor:

So if you ever need some speling help:

[...] email addresses, interest groups, etc., in your MailChimp list with our new update profile link. Spell Checker Button Added Who HASN’T sent an email campaign, then had a bunch of your subscribers reply back, laughing [...]
[...] bet Adam knows very well there’s a spell-checker button in MailChimp. This is just a nice way to get closer to your family. Nice trick, [...]
Hi Guys,
I’m a subscriber, just under 9000 on the database. I’ve been designing a campaign and would like to use spell checker – but cannot seem to locate it… can you please advise.
Eamon
Hi there! While you’re in the content editor, look for this button:
http://blog.mailchimp.com/?attachment_id=13639