The Black Keys' Patrick Carney and The Rolling Stones' Mick Taylor appear together on Stephen Dale Petit's 'Holla'. Petit, a London-based American blues singer, enlisted the help of his famous pals to record the song, which is taken from his forthcoming album 'Cracking The Code', which also features a track with Dr.John.NME Speaking about the collaboration, Stephen Dale Petit said: "It’s been mind blowing to get to work with the best musicians & producers in the world, the crème de la crème. I can't wait for people to hear it." A signed and numbered red vinyl of 'Cracking The Code', recorded by Vance Powell ('Blunderbuss'), is available via 333