how about adding some girlie colors a nice purple or turquoise or both these are pretty popular colors basically anything bright oranges yellows here is a sight i found today not sure if you have ever seen it type in panel at their search and they had some nice horse stuff
http://www.favoritefabric.com/cgi/commerce.cgi
this is all their horse stuff good luck
sorry i just checked this link it will tell you an error has occured just go to the "search our stuff"