Kendrick Lamar Feat. Pharrell & Alicia Keys – “Its On Again” [Snippet]

Here is a short 30-second preview of a new track titled “Its On Again” featuring Kendrick Lamar, Pharrell and Alicia Keys. This track will appear on the original motion picture soundtrack for “The Amazing Spider-Man 2″, Check out this short preview below. Hopefully we will get the full track soon.