Only J-14 has your first look at Demi Lovato's little sister Madison De La Garza ('Desperate Housewives') and fellow star Tucker Albrizzi ('ParaNorman,' 'Good Luck Charlie') in their brand-new DoSomething.org video!
The two stars teamed up with DoSomething.org and filmed the video at Madison's house to show that everyone has the power to make the world a better place. Find out what Madison and Tucker are doing to help -- and then watch their hilarious blooper reel below!
Visit DoSomething.org to and follow them on Twitter @dosomething to learn how you can get involved to make a difference!
What are you doing to help change the world?