There aren't many tartans out there with pink... that's the reason Kelly created and registered the MSQOS tartan.

For those who haven't seen it:

(bottom of page): http://www.usakilts.com/registered_tartans.php



Barring him doing that, I would suggest getting Solid Black kilts if she insists on matching. Also, there are places that rent all black kilts along with the rest of the outfit...