Toby Keith's mother joined him on stage at his last show before his death

TMZ.com

A of Tony Keith's final concerts Before her the death was A special A ... with her Mom Caroline manufacturing A hilarious appearance on the scene, a lot has THE surprise of delighted fans.

TMZ has got pictures showing THE late country icon In great spirits during A Fishing City to show on December 12 has THE Park MGM The ace Las Vegas ... which Unfortunately finished up be A of her last. Her last concert finished up be A couple days later has THE even exact location.

In THE video, You can see him bring her Mom, Caroline, on the scene -- joke around with her And encouraging her has say audience members has "go has hell" -- which She did, No questions request. Everyone obtained A big laugh out of he, And he certainly served as A soft moment.

Caroline was waving And rolling with THE punches while sharing THE projector with her son ... with THE bind between them obviously strong. No doubt, he I had to has been A Dear memory For Tony ... WHO did, In do, look A little frail In THE clip ... but, For THE most part, book A epic to show with her signature singing. Her Fans must to have love This too.

As We have reported ... Tony pass far Monday night while surrounded by her family, according to has A statement job has her Facebook page.

He would have has been to fight stomach cancer ... which he was diagnostic with In 2021. Tony announcement THE diagnostic In June 2022 ... add has THE time he was receive chemo And radiation therapy, And had Also suffered surgery.