A rude woman forced my grandmother out of the cabana on her 90th birthday — but just 15 minutes later, I made sure she regretted it.

giant sunglasses, and judged strangers’ umbrellas like it was a sport.

So I booked the nicest beachfront cabana the resort offered. Shade. Cushions. Fans. Bottled water. Easy access for her walker.

The morning of her birthday, I helped her into a sunhat and tied the ribbon under her chin.

“You look fancy,” I told her.

“I look ninety,” she said.

When we continue reading …