Five-and-a-half-month-old Emerson holds on to his play chair for dear life every time his mother Karen reaches for the tissues.
He has been seen around the world gasping in shock before falling in a fit of giggles when he realises everything is all right.
His Mother Karen is heard asking: “Does mommy’s nose scare you when I blow it?”
He nearly falls off his chair when she clears her nose for a third time – before breaking into giggles.
The hilarious footage has more than 56 million YouTube hits and has been shared more than 450,000 times on Facebook.