ariana grande

From Nickelodeon stars to YouTube sensations — these former kid actors and child stars are entering their 30s this year!

It's no surprise Jennifer Aniston's hair — a.k.a. "The Rachel" — made the list.

Apparently, Lady Gaga even liked one of the videos.

She’s staying in her own “little bubble” for now.

From Gwen Stefani to Miley Cyrus and John Mayer, these pop stars have written breakup songs about other famous people.

Did your favorite make the list?

Would you name your baby after your fave pop star?

Almost 10 years later...

Ariana Grande has sold her chic $14 million Los Angeles mansion.

She made sure to credit the actual singer.

Some of Ari’s ink appears to be missing.

Ariana Grande will replace Nick Jonas.