Cockney rhyming slang swear words beginning with the letter J

Phrase Meaning Is This Accurate?
Jack n Danny Fanny /virgina (80%)      (20%)
James Blunt (only first word used) Cunt (0%)      (100%)

Cockney rhyming slang Swear Words by Letter:
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z