This was beautiful, Gomez commented on LovatosInstagram post supporting the YouTube project.

Im so happy for you.

You always continue to be bold and real.

2011 MTV Video Music Awards - Red Carpet

Credit: Christopher Polk/Getty Images

I wish more people were like you.

In a follow-up comment, she added, Love you.

Later, theyd be Disney channel peers.

Demi Lovato & Selena Gomez

ddlovato/Instagram

And who can forgettheir vlogs from 2008?

They also starred inPrincess Protection Programin 2009, the same year they released their BFF-anthem One And the Same.

It hasnt always been all sunshine and roses, though.

When Gomez received her formal induction to theTaylor Swift squad, Lovato appeared irked.

In 2010, when a fan asked Lovato, Hows Selena?

the Sorry Not Sorry singerfamously responded, Ask Taylor.

Lovato would unfollow Gomez on Twitterin 2014.

Things have turned around in more recent years.

After Gomez received a kidney transplant this year,Lovato raved to PEOPLE about her friend.

I think that she is a very strong woman, she said.

Im very happy and proud of her.