There's a lot of great tweeting going on out there in the youth ministry world. Here are just a few twitter feeds you might find useful. This is not an exhaustive list but each of these consistently share information and links that would be helpful to anyone working with teens:
Youth Group Games - The name says it all.
YMToday - From the website full of free youth ministry resources from great bloggers.
DOPCANDY - Diocese of Portsmouth Children's AND Youth Ministry
Deech Kirk - Executive Director of the Center for Youth Minstry Training and YMtoday.com
YS Scoops - Links from Youth Specialties
Sophia Network - Women in Youth Ministry
Soul Pancake - Not strictly youth ministry, but a treasure trove of inspiration.
Youth Ministry 360 - Twitter feed of a great new YM website.
The TV Show "Glee"