Phrase used to interrupt someone with no intent of letting them finish what they were going to say.
Also can be used to take away someone's crowning moment.
Coined by Kanye West in the 2009 MTV Video Music Awards Show.
God: And on the fifth day-
Kanye: Yo, God, this Creation thing is great, and Imma let you finish, but I just wanted to say, that Sega had the best Genesis of all time.