The internet loves it when people have no regard for their general wellbeing or public image and do daft stuff on the hoof. Generally, these sorts of things take the form of people taking unfortunate selfies that really miss the mark, washing their hands with cheese after thinking it is soap and other such unfortunate mistakes.
No matter how small or seemingly insignificant someone's mistake is, there is guaranteed to be people on the internet who will find it hilarious... more often than not because they are just glad that they didn't do it! So, without further ado, here are 17+ times people really should've been more careful!