Does anyone remember Google's (or Gmail's) April Fool's Day prank?

Last year or so, there was a prank on Gmail for April Fool's... What was it???

Does anyone remember Google's (or Gmail's) April Fool's Day prank?
http://www.icantinternet.org/?p=15


and


http://www.icantinternet.org/?p=16
Reply:heres the wiki link you can look over all of them http://en.wikipedia.org/wiki/Google's_ho...
Reply:There was two in 2007:





https://mail.google.com/mail/help/paper/...


http://www.google.com/tisp/