I keep seeing all of these beautiful pictures of cakes with rosettes on them , top, side etc, graduated colors and all. Is there a turorial to show me how to make those or is it just the standard rosette? what tip # makes the best ones for the cakes ? thanks

I think this is what your looking for http://iambaker.net/rose-cake-tutorial/

Are you talking about this?
http://www.youtube.com/watch?v=DBbgmoe8EAA&feature=related

Thank you both ! Mommynana that looks sooo simple - I have learned a bit from both of the videos thanks !