Let's make this birthday one to remember.

37 years old (Born on April 21, 1988)

Happy Birthday, Zack Merrick! From rocking out on bass while somehow managing gravity-defying jumps at every show, you've given us endless laughs and iconic memories. Whether you're flexing your impressive musical talent or casually making lifting gear look effortless during tours, it's clear that aging isn't slowing you down one bit.

Here's to all the timeless moments—from legendary Warped Tours to topping charts with albums like "Wake Up, Sunshine"—your journey never ceases to impress fans worldwide. May your year ahead bring even more epic moments on stage (and hopefully fewer shirtless mishaps—but let's face it, we secretly love those)!