Here is the full list of all 15 Kitten Madness achievements.
Map 6 Locked
Map 3 Locked
Map 1 Locked
Map 2 Locked
Map 4 Locked
Map 5 Locked
Map 7 Locked
Black&White Cat Locked
Black&White&Orange cat Locked
Gray Cat locked
Siamese Cat locked
Brown&White Cat locked
White&Orange Cat locked
White&Orange 2 Cat Locked
Zombie Cat Locked