Which iphone 4 case cover should i get?

I want to get the lilo and stitch cover: Disney 3d Stitch Movable Ear Flip Hard Case Cover for Iphone 4 but i don't know if i should get the pink stitch or the original blue one?

Did you said this case?
http://www.case2case.net/86hero-disney-stitch-case-for-iphone-4-iphone-4s.html

Pink one suit for the girl. Blue one suit for the boy.

Disney 3d Stitch Movable