You might be like the Boy Who Could Fly, sit on your windowsill and believe. Hey presto you're soaring over the roof tops.
Failing that, either improvise and get the door open, or sit tight. I presume your bedroom is a survivable, non-hostile environment?
Failing that, either improvise and get the door open, or sit tight. I presume your bedroom is a survivable, non-hostile environment?


