Yes, my cats have been enjoying doing that too:
http://www.malnurturedsnay.net/BlogData/archives/2005/01/aaaaahhh.html
http://www.malnurturedsnay.net/BlogData/archives/2005/01/just_for_fun_1.html
http://www.malnurturedsnay.net/BlogData/archives/2004/12/stupid_furball.html
Yes, my cats have been enjoying doing that too:
http://www.malnurturedsnay.net/BlogData/archives/2005/01/aaaaahhh.html
http://www.malnurturedsnay.net/BlogData/archives/2005/01/just_for_fun_1.html
http://www.malnurturedsnay.net/BlogData/archives/2004/12/stupid_furball.html