13/04/2011 16:10 BST | Updated 22/05/2015 10:12 BST

Jumping For Joy: You're Going To Be A Grandmother!

"I'm so excited, and I just can't hide it!"

Clearly, the Pointer Sisters have nothing on this gran-to-be, whose squeals of delight fill the screen for a full 30 seconds, as she discovers her daughter is pregnant.

The expectant couple thought the news would make a great gift for grandma on her birthday, so they wrapped up a baby grow with iron-on letters spelling "Baby" and their last name, and watched her excited realisation as she unwrapped the box.