Music Producer Sir George Martin, Known as 'The Fifth Beatle', Dies at 90

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Music producer Sir George Martin, who was hailed as "the fifth Beatle," died on Tuesday. He was 90.

The Beatles drummer Ringo Starr
broke the news on Twitter by sharing his sympathies with Martin's family. "God bless George Martin peace and love to Judy and his family love Ringo and Barbara George will be missed xxx," the 75-year-old musician tweeted on Tuesday night. "Thank you for all your love and kindness George peace and love xx."

Martin signed The Beatles in the 1960s and is known for helping them achieve global success. He was also responsible for producing more than 700 records. Upon learning of the prolific producer's death, the music industry has been in mourning.

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Martin's son, Giles Martin, tweeted after the death of his father: "RIP dad. I love you. I'm so proud to have been your son. I'll miss you more than words can say. Thank you for the all times we had together."

The Recording Acamdemy also shared their sympathies in a statement to ET. "We are very saddened to learn about the passing of six-time GRAMMY Award winner and Trustees Award recipient Sir George Martin," the statement reads. "As many fans of the Beatles know, George’s work as producer, engineer, arranger, conductor, and musician was instrumental to the massive success of the group, and he was fondly referred to as 'the fifth Beatle.' Having worked on hundreds of recordings, he was one of the most innovative producers of all time and his impact on music is unparalleled. Our creative community has lost a gifted artist, and our thoughts go out to his family, his friends, and the many musicians with whom he collaborated."

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John Lennon and Yoko Ono's son, Sean Ono Lennon, posted a photo of Martin along with a kind message. "R.I.P. George Martin. I'm so gutted I don't have many words," he wrote. "Thinking of Judy and Giles and family. Love Always, Sean."

Lenny Kravitz, Oasis frontman Liam Gallagher and James Bond star Sir Roger Moore also shared their sympathies upon hearing the sad news.

Quincy Jones also paid tribute to Martin. "Rest in peace to my musical brother George Martin. A true genius in body and soul, you knew the secrets of our craft that so few know today, and made everlasting music with them," the 82-year-old music producer said in a statement to ET. "We were friends since 1964, and I am so thankful for that gift. Thank you for co-inventing the Beatles. Bless you and your precious posse forever."