Pls, how do i learn to tutt like chris brown did in his music video beautiful people.?

in chris brown's video "beautiful people", there's dis cool move he did with his hands n i later learnt it's called tutting. i general luv break dance n stuffs like dat tho' i aint so good at it. i however wana learn to tutt as good as chris-doesn't happen in a day i know. how do i go abt it, n pls can i get links to free 3gp videos that contain short simple tutorials on tutting dat i can download?