Happy Birthday Allysin Ashley Arm. The “So Random” actress turns 17 today!

Happy Birthday Moises Arais! The “Hannah Montana” actor turns 19 today!

Have you heard Moises has been working on a couple of new movies? Not only did he direct Jaden Smith’s music video, but he has also been busy with “The King of Summer”, “Despicable Me 2” and “Ender’s Game”.

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Happy Birthday Austin Mahone. The “Say You’re Just A Friend” singer turns 17 today!

Happy Birthday Jessie J! The “Domino” singer turns 25 today!

Popstar! would like to wish iCarly star Miranda Cosgrove a very Happy 19th Birthday!

Some of her famous friends like co-star Jennette McCurdy and Victorious star Ariana Grande wished Miranda well on Twitter!

Happy birthday to one of our favorite Gleeks Dianna Agron! She celebrated her birthday over the weekend with BFFs including Miss Taylor Swift! Taylor tweeted a pic of the circus-themed party!

What theme would you want at your birthday party???

Today, April 24th, Alli Simpson turns 14! Woohoo! Alli is the new Popstar! columnist – check out her first column in our June 2012 issue, on sale May 1st!

Happy Birthday Alli! Leave your birthday message for her right here and we’ll pass them along!!!