Little is known about the original recording behind this clip, so its history is mostly an online one. It circulated through user generated soundboards under the garbled title Pena Mama Bear Creek and, with Mamagoa attached as its only description. That lack of context helped it spread as pure nonsense humor, shared for the sound of the phrase rather than any story behind it. It remains in use because short, unexplained voice lines are easy to reuse, quote among friends, and drop into new contexts.