Now out of interest I ran the Foreignness, Unknown Customs and Kinsmen Scores for both couples through my Sony Goodman, and got the following results.
Brendan: BLADDY AUSSIE OR NEW ZEALAND OR SAMMIN', INNEE? TELL YOU WOT, THEM ANZACS CAME AHT AND GAVE IT SAHM AT GALIPOLI, OI DON'T MIND TELLIN' YOU FOR NAFFIN' MOI SAN. PRACTICALLY BRITISH, THEY IS. GERTCHA!
Anastacia: BLADDY RUSSIAN NAME THAT! BLADDY COMMIES, CAHMIN' OVER 'ERE AND DOIN' ILLEGAL LIFTS AND GIVIN' ME THE OI WHEN OI TELLS 'EM WHAT'S WHAT? WAZZAT? SHE'S AMERICAN? GIT DAHHHHN, ERNIE.
Brendan & Anastacia combined score: 4/10 - Hide The Silverware
Janette: CUBANS? CYOO-BANZ? GIRRATUVIT YOU PLONKAAAAH, THEY'RE THE BLADDY WORST PARTS OF DAGOS MIXED WIV THE WORST PARTS OF BLADDY RUSSIANS, INNIT? AND SHE'S ONLY WENT AND SHACKED UP WIV THAT SEXY FRANKENSTEIN, IN'T SHE?
Melvin: [The Sony Goodman's output cannot be posted for safety reasons, but it started with "MELVIN ODOOM? MELVIN OH-NO'S MORE LIKE]
Janette & Melvin combined score: -1488/10 - Enoch Powell!
So it would've went the same way regardless.