Exaggerated enthusiasm or excitement with regards to an activity that maybe fulfilling in its own right.

As with all Adult moves, phony or made-up eagerness makes for better/greater sales, However, this is not to say that the activity portrayed is essentially uninteresting. So more often than not overacting and fake enthusiasm leads to greater, more rewarding experience for all concerned.

When you eat dirt for the first time and leave your family to build a shack in the woods