Transcript for McDonald’s employee celebrated for her upcoming 100th birthday
still loves her job at a fast-food restaurant. Her colleagues and customers right there to celebrate with her. At this Pennsylvania McDonald's Ruthie Shuster is serving up more than just food on the go. She's offering smiles, a happy meal of a different kind. Even the occasion Thal Friday, with all sing and we sing -- you are my sunshine we all sing it. Every time they come in. Reporter: Bringing joy is something that Ruthie has done for nearly a century and this soon-to-be 100-year-old is easily the restaurant's most popular employee. I like working. Reporter: During the pandemic, Ruthie said she misses the crowd that she would greet at work and after work activities. I go dancing four days a week. You can't go dancing nowhere. There are no dancing around. Reporter: But she's still finding ways to connect with others. Receiving birthday cards. To me it's just a number. Reporter: With so many coming in, the restaurant has instilled her own mailbox on site. The birthday wishes mean a lot and she plans to keep working for reasons we can all relate to. Get a payday. I get paid, I pay my bills. That's good. I never had a lot of money but I had always have enough. I love that. Speaking truth. Never had a lot of money but always had enough. She looks incredible. She doesn't look like she's 100. Ruthie, whatever you're doing, maybe it's the fries. We're with you, happy We need those tips for sure. Happy birthday to you. Coming up, stepping in.
This transcript has been automatically generated and may not be 100% accurate.