But what is the best birthday wish for a best friend? To help you figure that out, we've compiled a long list of birthday wishes for friends that speak to every type of friendship and personality.

From funny birthday wishes for best friends to unique and sweet ones, we've got inspo for you to send your best friend all the birthday love.

A pair of lifelong best friends have been exchanging the same birthday card for over 80 years, signing and dating it over and over again.

It can be hard to put your feelings for your best friend into words, so here are the best ways to wish your friend a happy birthday, on Instagram and beyond.

Need a happy birthday message ASAP? Here's a list of the best happy birthday wishes for friends, parents, co-workers and everyone in between.

Celebrate the one person who always shows up for you with these birthday wishes for your best friend. Find touching, unique and funny messages for your BFF.

Do you want to send your friend a birthday card but don't want to buy stamps? Facebook offers multiple ways to send virtual birthday cards instead.

When thinking about what to write in a birthday card for a friend you love, don’t be afraid to get a bit mushy. If you can’t tell them on their birthday, when can you?!

Pat DeReamer and Mary Wheaton-Kroger exchange the same card every year to celebrate each other's birthday — a tradition they've kept for the past 81 years.