yeah! you are not the only one, For myself i start calling IRL hats that look like. For instance Fancy fedoras i cal lthe fedoras <_>' I need to take a break....
I played a lan last night and TF2 was one of the game we played. Well, just imagine what happens when 20 ppl talk like the game characters !
...you can hear different voices in your head, like the Sentrys beep when you see someone's entering the room.
when you try to shoot under yourself+jump+crouch in other games that have a rocketlauncher like wep (and the reality hurts sometimes D
...when you quote random things from TF2 when bored. ...when you play an other game and automatically press [C][1] when you need help, or [E] when you need a medic.