UPDATE - YETI OBTAINED! Thank you so much Delicious!
I am not even sure if this item exists or not, but I am looking for the a Collectors' Edition 2010 Glitchmas Yeti.
My offer for the Yeti is:
2 Senior Beta Pickles
1 GNG Music Box
1 Complete set of 23 cubimals
1 Complete set of 11 Giant Icons (the completed statues that take 11 emblems to create)