We're facepalming so hard, it hurts.

1. Uh, always try the door first. *Opening* the door.

GallowBoob

2. Don't start a fight near train tracks.

tywjust

3. Idiots and fireworks go together like peanut butter and jelly.

Blackholex

4. Something tells me they weren't surprised with this result.

cheezburger

5. Karma doesn't get any more instant than this.

ser_zone

6. Luckiest man of the year award goes to:

ruger78

7. 2nd luckiest man of the year award goes to:

mrburglekutt

8. Never try this. The horrible things that could go wrong are haunting.

kaj_beck

9. Don't poke the bear.

Richy Oathy

10. This is why gymnastics and bedrooms don't mix.

wifflegif

11. *GRAPHIC CONTENT WARNING* Idiot guy gets pummeled by train. There's no unseeing it.

 ShadowMan69