Share 'Starting a new gaming group.'

This Friday I will be GMing for a completely new group. Most of these players aren't noobs but it will be my first time as GM for a group other than my kids. I'll be running a Savaged, Stargate SG-1 game. I'll be running the game at the local Youth Center. I'm looking at approximately 6-10 kids, 10-18yrs. The 10-year old is an experienced gamer and the teens are expecting him to be there. Is th…