User blog comment:Witnessme/Gravity Falls: Legend of the Gnome Gemulets Giveaway/@comment-10771297-20151029200313

Answer
File:S2e5 goldy.png
 * Goldie
 * What else! I mean think about it for a sec what item in the Mystery Shack acts as a piece of merchandise and a friend at the same time? Only Goldie that's, who. Goldie would get you out of all sorts of situations: