Devs recall 'sweating bullets' at showing The Beatles Rock Band to the actual Beatles, and 'tough customer' Yoko Ono making sure they made John Lennon a 'balls out rock and roll god not giving a f**k'

The Beatles: Rock Band was the single greatest thing to come out of the games industry's plastic instrument craze, an absurdly lavish and beautifully judged tribute to the most important music band in history. It cost me an absolute tonne but I still have an old 360 in the garage somewhere with all the DLC, and outside of the actual music it's probably my favourite Beatles product.

From the game's opening seconds it's obvious this was a massive labour of love for Harmonix, the studio that...