Younger siblings are great. Well, for some people at least. Others aren't quite so convinced however, like this bunch of unhappy kids for example. As you can see from the list below, compiled by Bored Panda, while the arrival of a new brother or sister heralds a new era of fun and excitement for certain children, especially kids who don't have anybody to play with, some kids see a new family member as nothing more than an uninvited stranger who they're forced to share their parent's affection with. Check out some of our favorite pictures of sibling rivalry below. Don't forget to vote for the funniest!