Connect the given to a person:
Finally cracked! Kudos to Luvv. Gerald Scarfe it is. Though your beatles part is incorrect.
Am explaining it (for other connection see luvv’s comment):
Scarfe’s wife, Jane Asher, was engaged to Paul Mccartney. Paul wrote quite a few songs having Jane as his muse. (and i love her, we can work it out…..)