Singer Beth Ditto responded, writing: “I deserve alllllllll that cake!”

Jameela Jamila’s I Weigh account commented: “Yes!!!”

Actor Sam Clafin left a “cheers” emoji, while Natasha Bedingfield wrote “love you”.

Demi Lovato also thanked Smith for the post, signing off with: “Love you”.

And model Tess Holliday wrote: “Yes. This. Forever. You are beautiful and valid regardless of your size, and thank you for sharing this. (Oh and enjoy all the mince pies bb.)”

Fans have also thanked Smith for their relatable and important words.

One replied: “Thank you so much for being you. Your courage, in spite of the MANY haters out there, makes me want to live my truth so much.”

Another commented: “Preach honey, PREACH. I’m having like four Christmas dinners in a row so I definitely need the same mindset.”

Demi Lovato, Beth Ditto and Tess Holliday have responded to Sam Smith’s “body issues” post