If you have siblings, you know that they can be both a blessing and a curse. Maybe you have a brother and a sister, or a few brothers, a few sisters, or even just one other sibling. Whatever the case, you know that they tend to either be your best friend or, well, kind of your worst enemy. Siblings are the people you can tease endlessly, play tons of pranks on, be kind of mean to whenever you're in a bad mood and want to take it out on someone, rat out to your parents when you need some leverage... and they're basically still obligated to love you. But they can also be pretty great, and that's why National Sibling Day is a thing.

Your siblings might be annoying, competitive, and frustrating at times, but if you're lucky, they can also be your closest friends. Only they can truly understand how aggravating your parents can be. Only they can see you at your absolute worst and still have a serious love for you in the end. They're built-in friends, no matter how much light bullying is going on, and in the end, you're probably pretty grateful to have them around... even if you don't ever want to admit it to them.

And you don't have to! Except, well, you might want to at least a little bit on National Sibling Day. This year, National Sibling Day is on April 10, and it's the best time to give your brother and sister a little bit of love on social media. Find a picture of all of you hanging out and having a good time and post it with a funny caption. Or you can use this as an excuse to find an adorable (or embarrassing) photo from when you were all younger. Either way, it's pretty cute!

You don't even need to get sappy in the caption to show your affection. Instead, use a sibling pun for your National Sibling Day Instagram post. The caption will be hilarious, sweet, and very adorable, without being over the top. They'll probably still make fun of you for it, to be honest, but they'll also secretly love it. Check out some ideas: