Lady Olivia d'Flufferuni -

Livvy
Livvy-Lovey
Princess
Livvy Wivvy
The Wild Whiskered Wahine in the Fluffy Bikini
Baby Girl
Princess Fluffy Foots

Perspicacity Purrsonality -

Cassy
Cassy-Wassy Boom Boom
Kissy on Cassy
Prince
Rotten Cat (you don't want to know!)
Get-OUT-of-there-NOW Mister!
Mr. Mischief Maker