Click to the next slide to see what Noah looks like now.
It's pretty insane how quickly kids grow up!
It seems like yesterday when Miley Cyrus's younger sister Noah was 10-years-old and posing in photos with her big sis. Now, she's a teenager and a spitting image of her 22-year-old sister.
Click through the gallery to see more celebrity siblings who seemed to grow up in the blink of an eye.