VIDEO : Kanye West Performs His Hit 'I'mma Let You Finish' at a Friends Wedding

One of the many obligations of a musician is playing their greatest hits at friends' weddings. Kanye West happily obliged with a rare live performance of his non-album track, "I'mma Let You Finish" ft. Taylor Swift, which he recorded live at the 2009 VMAs. Obviously, Kim Kardashian and Kanye had the greatest wedding of all time, but Dave and Isabella's nuptials looked pretty nice. Bonus: Lemonade For Yeezus: Helping get Kanye West out of debt Have something to add to this story?