Unbridled joy

[Lizzy Liz]

Pure, [unadulterated] fun. A [blissful] enjoyment of
time/events/surroundings. The inability to stop laughing while
surrounded by your closest friends. A warm feeling in your belly in conjunction with sore smile muscles and [watering] eyes.

Members of the female gender may be confused and/or may become agitated if exposed to this phenomenon.