Kids. They're the best, but anyone who has them knows how unpredictable and emotional they can become at a moment's notice and for no reason.
No reason from an adult's perspective, that is. To toddlers everywhere, life is one giant meltdown waiting to happen. All we can do sometimes is laugh.
A Tumblr dedicated to one boy's meltdowns, titled "The Reasons My Son Is Crying," seeks to do just that with a photo series of ... well, the title says it all.
Its creator and young Charlie's dad, Greg Pembroke, shares his own experiences and user-submitted pics of those commiserating with the joys of parenting.
Scroll through 25 of the best/worst/most random meltdown scenarios below and see how many of them you can relate to ... or at least get a chuckle at: