Original: For this reason, the instant messaging client formerly known as Gaim or gaim announced in April 2007 that they would be renamed "Pidgin""Important and Long Delayed News", Announcement of Gaim renaming (to Pidgin), April 06, 2007.
Simplified: For this reason, the instant messaging client formerly known as Gaim or gaim announced in April 2007 that they would be renamed "Pidgin".