Monica covered a lot in this video! Here is a list of the resources she mentioned...
The Wrapped Ribbon Ornament tutorial (used to make the 'ears') can be found HERE.
HERE are the large, flat black beads she used for another version of 'mouse ears'.
Extra long pins to attach the ears can be found HERE.
And, here are the foam shapes mentioned (we carry these SOFTfoam shapes in our OG Shop):