Nicki Minaj, Ariana Grande and Jessie J to release new song

Nicki Minaj, Ariana Grande and Jessie J combine their unique talents in the new song 'Bang Bang.' As John Basedow (@JohnBasedow) reports, Jessie announced the upcoming single on Twitter, then the 'Super Bass' and 'Problem' singers each retweeted it to their 24-million-plus followers.