Is This What You Want? add backing vocals to "Dear Prudence" in late August; he had also joined the backing chorus for "Hey Jude" earlier that month. The songs recorded included "Sour Milk Sea" and "The Eagle Laughs at You", for the A- and B-side of Lomax's debut single on Apple, and "You've Got Me Thinking". Among the guest musicians on the London sessions, much of which would go unused, were Eric Clapton, Ringo Starr, Nicky Hopkins, Klaus Voormann and Paul McCartney. Other participants included drummers Bishop O'Brien and Pete Clark; the former was part of Apple artist James Taylor's backing group, while Clark was
Is This What You Want? where the Beatles were attending Maharishi Mahesh Yogi's Transcendental Meditation course in the early months of 1968. Harrison was the last Beatle to return from India, on 21 April, after which he and Lomax ran through material intended for the album at Harrison's Esher bungalow, Kinfauns. Lomax recalls first hearing the song "Sour Milk Sea" there, played by Harrison on acoustic guitar with Lomax accompanying on bass. Among Lomax's own material was the Motown-inspired "Speak to Me", and "Is This What You Want?", a song that has been described as both bearing a close resemblance to the Beatles' "I Am