Antigonosissusywalkerphobianosaymotumeenoow

A Contagious outbreak of laughter, mainly spread by children.

Person 1: You are such a Antigonosissusywalkerphobianosaymotumeenoow spreader.
Person 2: You so funny. HA, HA, HA, HA.
Person 1: Ha, Ha
Both: Ha, Ha, Ha, Ha, Ha, Ha, Ha, Ha.