Put a password on your laptop, numbnuts!
i do infact have a password, but didn't log off while i was sleeping
also:
tf2 was minimized when i got on
minecraft was frozen when i got on
steam said 'Preparing to launch Garry's mod'
the wifi button was yellow (which means its off)
AAAND i looked in recently played steam games and he played half my games (which i still told him not to)