Halfway through the movie, when suddenly there are two of them, now this was creepy to me... like if the first one suddenly cloned effortlessly... and now both

Halfway through the movie, when suddenly there are two of them, now this was creepy to me... like if the first one suddenly cloned effortlessly... and now both are happily hopping along, never tired, we're just harmless, funny guys, you know, your best friends!... <shudder>