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For a toddler, it’s the simple pleasures that make life worthwhile.

One little boy lost all control when a firetruck showed up on his street.

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Video shows the diaper-clad lad stand on a small chair in his room to peer out the window. Moments later, he alerts his parents in the most adorable way.

“It’s a fiiiii-errrrr-truuuuuk!” the boy yells, “It’s so exciting!!!”

His parents can be heard in the video laughing at their son’s charming enthusiasm.