Might be the most valuable bookshelf in history…

Tucked behind the desk is a hidden shelf where those mementos end up — a mix of random, personal, and sometimes very on-brand items that have slowly turned into this weird little archive of Tiny Desk history. Here are some of the most fascinating things celebs have left behind:

Out of everything there, the fact that this is the one that got taken honestly feels inevitable. It somehow makes the whole thing even more iconic — and honestly, very on-brand for Swifties.

He literally wore this exact pair to listen to all his mixes, which makes it feel that much more personal and special. The little doodles are the cherry on top that make it even more him.

This wasn't just for show — he actually used it during the set, and you genuinely have to watch it to get it. It truly makes it feel like he left a piece of the performance behind. He even wrote "make sure they hear you" on it next to his signature.

It's honestly so on-brand it's almost too perfect. Out of all the items, it's the one you can look at and immediately know who it belongs to. The glam, the details, the whole vibe — it's basically her in object form. (And shoutout to the team member who stayed up the night before bedazzling it.)

Not just any wig — the iconic butterfly wig. She just took it off and gave it to them like it was nothing. It's dramatic, a little chaotic, and exactly what you'd expect from her.

The top comment was, "No baby, you need those," which somehow made the whole thing even more memorable. His blunt, deadpan way of describing it is also kind of perfectly on-brand.

Out of everything he could've picked…relish. But honestly, the fact that it's something he always keeps with him makes it weirdly iconic and sentimental.

The whole performance was unhinged in the best way possible, and the hat captures that energy perfectly. His rap alter ego was random, funny, and made total sense — just like the hat.

It's one of those things where you see it and immediately go, "yeah, that tracks." The boots are such a big part of his whole look right now that they basically represent his entire vibe. It's also kind of wholesome to literally take the shoes off your feet and leave them behind — very humble and very on-brand.

He was so nervous from beginning to end that he was sweating the whole time, and the leather jacket definitely didn’t help. He was fully drenched, constantly wiping his face with the rag, and honestly…it might be the grossest item there, but also one of the most real — just pure nerves and hard work.

This one just hits a little different. It's simple, but knowing he wore it in that exact moment makes it feel like more than just an object. In a way, it keeps that moment alive, and fans still talk about it to this day.

Not a couple…seven. And apparently, it's not even really juice, if you catch my drift — which somehow makes it even better when you watch his performance.

It's a funny and slightly meta addition that just proves how big Tiny Desk has gotten. Even SNL had to get in on recreating it, leaving behind one of its most iconic props as a memento.

At first, it doesn't look like much, but that one detail makes it feel that much more personal. It's subtle, but it catches your eye and immediately makes the cup priceless.

Out of everything he could've left behind, this feels so random — but also very him, if you've ever seen his TikToks — chaotic with a uniquely sweet message.

He used it for the entire set, so by the end, it basically became part of the performance itself. You keep seeing him reach for it over and over, which makes it feel less like a random object and more like something tied to that moment. It's simple, but it encapsulates the memory perfectly.

Even though it's just a piece of paper, let's be real — anything Yo Gabba Gabba! leaves behind was always going to feel iconic. Their Tiny Desk performance is honestly one of the best, and this somehow captures that same fun, chaotic energy in such a simple way.

Out of everything she could've chosen…a straw. The fact that it's taped there somehow makes it even funnier, but the reusable part also just feels very her — like if Alicia Keys were a straw, it would literally be that one.

Ending on this just feels right — their whole set was super chill and vibey, but still layered and really intentional, which makes this fit perfectly. Everyone was wearing shirts with different faces printed on them (the duo, the band, even the background performers), and they even brought extras for the entire NPR crew. The whole thing felt unique in a way that wasn't just visual, but cultural too.