If smiling is contagious, this 70-year-old grandma is bound to cause a smiling epidemic with her fits of laughter as she rides a roller coaster for the very first time.

“Twists and turns. Screams of laughter. For 70-year-old Ria, it’s about the thrill of the ride,” the video’s description reads.

Watch the fantastic video here:

(H/T: TwentyTwoWords)

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