A surprising feature of Nine Types of Light for many was the number of tracks that see lead singer Tunde Adebimpe singing about matters of the heart. This song is probably one of the intimate the New York indie rockers has ever recorded. "I'm gonna keep your heart / If the world falls apart / I'm gonna keep your heart," he croons to a significant other.
Will.I.am, literally dreamt up "I Gotta Feelin'." Said the Black Eyed Pea: "Have you ever had a dream where there's a melody in your dream? I'll wake up out of my sleep and record that! 'I Gotta Feelin' was one of those songs."