If Uncle Jesse comes home but nobody's there to greet him, did he really come home? That's the existential question at the heart of the international incident that occurred Friday, after John Stamos posted a photo of himself visting the San Francisco house where Full House was set. The epic homecoming went unnoticed by a group of tourists, who had no idea that the man who taught Michelle that stealing is wrong, was standing right behind them. "Boy, these youngsters have 0.0 idea what they're missing. #Fullhousehouse. #TURNAROUND," Stamos captioned the Instagram. Have fun living this one down, guys!