Google Calendar In Sidebar – Woe !!!

I am successfully using

http://notions.okuda.ca/wordpress-plugins/google-calendar-widget/

to display events from a google calendar in the WP sidebar here

http://midstateems.org

However.. using a different calendar, same version of WP and same plugin, it fails here

http://utica.skibigval.com

any ideas???

thanks for the help

(I am looking for a way to list events from google calendar in the sidebar)