Holly Willoughby has made a name for herself in the limelight thanks to her regular TV spots, on everything from This Morning to Surprise Surprise and Celebrity Juice.
But she looked totally different when she first started out, and we've caught a glimpse of her all those years ago in the video for S Club 7: Artistic Differences.
And she's not alone - there's a whole stream of child stars who look very different now.
Some have barely changed in the last few decades and seem to have found the key to eternal youth. Others are proof that it's possible to grow out of those awkward teenage years.
Here are more former child stars who look really different now...