Why did my coworker act this way?

The other day I gave my coworker a small tractor from my kinder egg. Today he pulled it out of his pocket, was asking me questions about it (where I got it, if I knew the scooping piece move), gushed about how he liked it, and then told me that he’s going to glue it to his car dashboard.

Why did my coworker act this way?
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