Here's a card routine I came up with. The video is a little long for normal internet viewing, but I hope you enjoy it. Three of my favorite tricks strung together in a way that I think flows quite nicely, and with patter this could be very entertaining.
[video=youtube;uZt5_q-BNlA]http://www.youtube.com/watch?v=uZt5_q-BNlA[/video]