Tarps Off – A shirts-on, shirt-twirling ritual that started as a college football bleacher gag has become a summer staple across Major League Baseball, driven by superstition, fan energy—and teams quietly learning to lean into it.
On May 15 at Nationals Park, Natty—adorable, new to the roster, and billed as a service pup in training—made his debut. In the stands, though, another ritual was easier to spot: doffing in the seats.
It’s the kind of moment that starts as a laugh and turns into a pattern. Young fans, hot and sweaty under stadium lights, have been overtaken by the same impulse coast to coast: pull the shirt off, spin it, and let the crowd feed off the movement.
They call it “Tarps Off,” and it didn’t begin in baseball at all.
The tradition traces back to college football bleachers, where a harmless bet kicked off a moment in October 2025. An Oklahoma State fan—bored enough to take the gamble—removed his shirt and twirled it amid a section described as lifeless at a football game. From there, it caught fire through other college stops, spreading to Wisconsin, UCLA, North Carolina, and Virginia Tech.
In North Carolina, the energy has always carried a familiar refrain from Petey Pablo’s 2001 debut album: “North Carolina, raise up. Take your shirt off, twist it ’round your hand / Spin it like a helicopter.”
How “Tarps Off” landed in MLB
Even when the weather turned and the routine went dormant, the habit didn’t fully disappear. “Tarps Off” went into hibernation during the winter, then returned in an unlikely place: Denver’s Coors Field.
Barely two months after Punxsutawney Phil allegedly cursed us with a few more weeks of winter, fans of the sad-sack Colorado Rockies brought the tradition into the big leagues on April 8. In Section 329, a singular fan went guns out as the club aimed to complete a sweep of the Houston Astros.
The crowd followed. A group of young men huddled around the iconic purple row that marks one mile above sea level at the ballpark. The crowd swelled. The Rockies won. After that, “Tarps Off” became something more than a one-off.
From there, it accelerated.
Why managers noticed
Once baseball picked it up, superstition did the rest. The sport has long been fertile ground for rituals—anything that feels like a good luck charm can spread fast if the timing works.
A key example came on May 15 at Busch Stadium. Members of the Stephen F. Austin club baseball team populated a section in the 200 level. and the Cardinals rallied for a 5-4. 11-inning walk-off win over the Kansas City Royals. Manager Oliver Marmol couldn’t help but notice what was happening around the group.
Marmol said, “Whoever started that in right field, I’ll do whatever I need to do to make sure they come every game. Because that was awesome. Not only them, but everybody that showed up today. That was a fun environment.”
He didn’t stop there. Marmol invited the shirtless fans into the Cardinals clubhouse and offered to buy tickets for any fan who wanted to “sit in the right field loge and bring the energy.”
It wasn’t just approval—it was recruitment.
From protests to party
As the shirtless celebration spread, it also picked up a kind of street-level edge in places where fans are already restless.
In Anaheim. where “Sell the team!” and “Arte sucks!” chants have become part of the background. the extra spice came when the shirtless crowd showed up. Owner Arte Moreno is steering the franchise through its 11th consecutive losing season. and the chants paired with the movement in a way that felt less like a trend and more like release.
Now it’s been seen in virtually every ballpark.
Between-innings dance cams honed in on men of all ages pumping their fists, waving their shirts, and ramping up their Vitamin D intake. The rhythm of it fits summer—particularly when temperatures hit triple digits and a day at the ballpark becomes not unlike “a good schvitz in the sauna.”
What comes next—fatigue or ownership
At some point, “Tarps Off” may start to feel tired. It could get dismissed as too contrived, too 2025, a ritual that started with spontaneity and then got mass-produced by attention.
But there’s another argument—one that lands differently in an era where sports franchises are negotiating new stadiums that expand luxury areas while squeezing out cheap seats. creating scarcity that drives up ticket prices. In that framing, “Tarps Off” belongs to the people precisely because it originated outside the expensive view.
The lords of the loge. The vamps of the view section. Even if the practice has become remarkably mainstream, it still carries the original pitch: a messy, public gesture that fans can control.
And when the next pitch is thrown, you don’t need a ticket upgrade to join the motion.
Tarps Off MLB Washington Nationals Natty Coors Field Rockies Houston Astros Busch Stadium Cardinals Oliver Marmol Petey Pablo college football fan traditions ticket prices stadium negotiations