TRANSIT CITY -- Four adult passengers aboard a southbound bus reportedly suffered simultaneous catastrophic meltdowns Tuesday afternoon when their mobile devices lost signal for approximately three minutes while passing through a tunnel, sources confirmed.

The mass tantrum, which eyewitnesses described as "absolutely unhinged," began when the lead cry-baby — a tattooed, glasses-wearing man-child in an olive hoodie — glanced at his phone screen and discovered zero bars of service. Within seconds, the bespectacled bawler allegedly began ugly-crying with such intensity that snot visibly ran down his face onto his neck tattoos.

"He started wailing like someone had stolen his binky," said transit operator Marcus Chen, 43. "Then the other three joined in. It was like a chorus of oversized infants."

The hoodie-clad howler quickly escalated from tears to full-blown screaming, shrieking wordlessly while violently shaking the metal support pole he'd been gripping. The alleged adult then hurled his phone against the bus window with enough force to crack the screen, before pounding both fists repeatedly on the seat back in front of him until the plastic housing split.

Meanwhile, the dark-haired cry-companion directly behind him reportedly grabbed the overhead handrail strap and yanked it so aggressively it partially detached from its mounting. That tantrum-thrower then stomped toward a seated elderly passenger, screaming directly into the bewildered woman's face while jabbing a finger inches from her nose.

The two blurred background bawlers — one in light-colored clothing, the other barely visible — were observed thrashing in their seats, kicking the metal poles until dents appeared, and sweeping personal belongings off nearby seats onto the floor. One witness reported seeing a backpack sail through the air and strike another passenger.

"I've seen toddlers handle McDonald's PlayPlace closures with more dignity," said fellow commuter Janet Rodriguez, 38, a pediatric nurse. "These were grown humans having a collective breakdown because they couldn't scroll Instagram for 180 seconds."

The quartet's synchronized sobbing allegedly reached such volume that the bus driver briefly considered pulling over. Red-faced and tear-streaked, all four meltdown maestros reportedly continued wailing even after service resumed upon exiting the tunnel.

Transit authority officials confirmed the incident is under review. The bus sustained an estimated $400 in damages to poles, seats, and window fixtures. No charges have been filed, though witnesses say the four cry-babies fled the vehicle at the next stop, still sniffling.

Psychologists familiar with adult tantrum behavior noted the episode bears striking resemblance to separation anxiety typically observed in children aged 18-36 months.