こんなのどうよ？？

http://www.youtube.com/watch?v=86PVVUTpm10

http://www.youtube.com/watch?v=1W-j8I3A9pU#t=127

http://www.youtube.com/watch?v=AhakicDPHHo

http://www.youtube.com/watch?v=l5EXUEHhiVs