Shannen Doherty Smiling With Mom & Pal In Last Public Pictures Before Death

Shannen Doherty was all smiles ... having a great time with her friends in her last public photos before she died Saturday.

The actress was pictured with her mom Rosa and good pal Chris Cortazzo outside Kristy's Malibu on June 16 -- almost a month before her death.

As you can see, SD was clearly enjoying great company ... carrying a brown paper bag while Chris had his arm around her shoulders, chatting away.

Shannen died over the weekend at 53 ... and her rep, Leslie Sloane , told TMZ her loved ones surrounded her after succumbing to the cancer.

Shannen's "Charmed" co-star, Alyssa Milano , was among those who paid tribute . She admitted they had a complicated relationship ... but said the world was definitely worse off without her.

REMEMBERING SHANNEN DOHERTY

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As we've previously reported ... Shannen was diagnosed with breast cancer in 2015 -- but her disease went into remission for a period before returning two years later .