how to download youtube movie from mobile?

Follow the following steps:

STEP 1- Search for any of your
favourite video and copy its link
from adress bar [e.g. http://
www.youtube.com/watch?
v=Iu8210k9WQc]

STEP 2 - Now change this your link
with http:// ssyoutube.com/watch?
v=Iu8210k9WQc and hit enter
after this you'll automatically
redirect to DOWNLOAD page, you
can download your video in any
format [eg.g. 3GP, MP4, FLV etc]

[Note - You can also do this trick
with your mobile device]