When I use it as a shield.
When you can walk in and through.
When you don't have to knock.
AND IT DIDN'T LET ME ANSWER HOLY SH1T I'M GOING PARANOID!<br />
EP CAN HEAR ME!
When it`s a wall!
When it's able!!! Get it? A-door-able...adorable?<br />
I thought I was clever.