A dog in a pet store is kind of the best. Riley here seems to be meeting goldfish for the first time, and it's clearly love at first sight. Unfortunately for him, there's that pesky glass in the way.

We're sure all he wants to do is play.

Also on HuffPost:

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  • Slight Miscalculation

    Don't worry, poppa's there to give you a hug and make it all better.

  • Taking A Break

    Just going to take a quick break on this step for a bit.

  • So Close

    Almost there!

  • Fast Learner

    These stair things are easy.

  • Stair Conquerer

    Fearless.

  • Nice And Careful

    Easy does it.

  • A Little Tumble

    But that's why we practice.

  • Like A Pro

    He's a natural.

  • Another Way Out?

    There's no exit on this thing?

  • Longing Stare

    What are you just looking at me for? Help me up this thing!

  • Moral Support

    From dog and man alike.

  • Building Up The Courage

    He gets there in the end.

  • Hop Step

    She has a good system going there.

  • One At A Time

    Just give me a minute here.

  • Practice Steps

    The first few were easy. Now it's time for the real deal.