If you think grannies are all about knitting and baking cookies, think again! Check out this article with some of the most hardcore works done by grand mothers. Here are list of 10 most badass gradmass which can put you to think of yours ability!
#10 The Grandma Drummer (63)
“Grandma Drummer” is the name affectionately given to the lady who regularly comes into the Coalition Drum Shop in La Crosse, Wisconsin. Now she’s gone viral on the internet! Sixty-three-year-old Mary Hvisda started playing drums at age 15, and has played in bands since she was 16 years old. She stopped performing in 1990.