GUEST was right about charabanc, actually char-a-bancs, a carriage with benches. And the"chap named Omar" wore,not a rubayat but a Rubaiyat, a play on "The Rubaiyat of Omar Khayyam." And the third line on the Victor record was (cockney accent) "I cahn't remember anything, the only date that sticks" etc. And in the "Bal (not Belle) Troubador verse, it concludes "And who can blime'er if by chahnce she sometimes let Aladdin?"