Since I got my boys on Sat, Devil has done this no less then 15 times while I was watching. The first time I was really concerned that he was going to hurt himself, but well he seems to have fun doing this...so I guess it's ok.
Here's a link to Devil's trick
http://smg.photobucket.com/albums/v463/Brynaea/Rats/?action=view¤t=CIMG0814.flv
Emy
Here's a link to Devil's trick
http://smg.photobucket.com/albums/v463/Brynaea/Rats/?action=view¤t=CIMG0814.flv
Emy