Wale references Kemba Walker of the Charlotte Bobcats when he spits, "I'ma let the chips fall/Niggas is Kemba Walker, tryna see me pitfall." The lyric alludes to the NBA baller's ability to knock defenders off their feet.
Walker is a fledging hip-hop artist himself. On June 21, 2011, he released a mixtape in collaboration with DJ Skee, EZ Pass, which features songs inspired by and inspiring to him.
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."