Halloween Party Boys And Girls Help

Can you people help me i mean i have a halloween party ever year but this year since my last yr in middle school i want it to be a blast but my mom is going to be there so i need some close action but know my mom is going to check in ever once in while it gonna be out side or my room not sure yet but need some cool games to get boys/girls close but no kiddy games and not spin the bottle or 7 min in heaven or lick my looly got that one need new and improve

Thanx
Whitnee u will hopefully be helpful