Social media users were floored by the pup's expression in the viral clip, with one saying "losing my mind with this right ...

A select few thousand of you saw my Home Alone video last year before it disappeared. But now it's back and updated! Home Alone is one of those classics I'll always see with rose colored glasses.

In a packed stadium with celebrities like Bill Simmons, Gabriel Iglesias, Ashton Kutcher, and Seth Green in attendance, the Home Alone star Macaulay Culkin's dramatic reveal stole the show ...