Hi Kim,
We've received your email and customer service has forwarded it to me for followup. Please look for my reply as we investigate further and give the other artist an opportunity to respond.
Please note here re: GCU's stance on misusing 3rd party creative, we do not tolerate it:
http://www.greetingcarduniverse.com/forum/yabb2/YaBB.pl?num=1203182737 Thank you for the notice.
Mindy
** update **
We have notified the artist and removed the offending designs to Kim's satisfaction.