All the Bombshell Moments and Surprises at When We Were Young 2023

It’s no doubt that we were absolutely spoiled with an incredible lineup at When We Were Young — but it was the unexpected that had us swept off our feet. From debut music to surprise guest appearances to artist collaborations we didn’t see coming, the weekend was jam packed with legendary memories! We’ve compiled a list of the biggest ‘wow’ moments so you can relive them:

Green Day debuts brand new single, “The American Dream Is Killing Me”

Lil Wayne performs with Good Charlotte

Lil Wayne and Good Charlotte (Photo: Gina Joy)

Avril Lavigne surprises with “Sk8r Boi” performance alongside All Time Low

Simple Plan performs re-release of “Iconic” with Jax

Thirty Seconds To Mars brings out Rise Against for “This Is War”

Rise Against and 30 Seconds To Mars (Photo: Nikki Phillips)

Joel Madden (Good Charlotte) sings “Amnesia” with 5 Seconds of Summer

Yellowcard’s Ryan Key joins Rise Against for “Swing Life Away”

Cassadee Pope joins “Yellowcard” on “Only One” performance as well as Michelle Branch for “Are You Happy Now?”

Vic Fuentes (Pierce The Veil) and Cassadee Pope (Hey Monday) perform new single “Three Minutes More” with Yellowcard

Yellowcard and Pierce The Veil (Photo: Justin James)

Pierce The Veil give away a guitar to fan during their set

Tony Hawk joins Goldfinger onstage for “Superman Can’t Walk”

Goldfinger with Tony Hawk (Photo: Megan Blair)

Steve Aoki cakes the crowd with Thirty Seconds To Mars

30 Seconds To Mars (Photo: Nikki Phillips)

Gabe Saporta (Cobra Starship) performs “Snakes On A Plane” with The Academy Is

The Veronicas play “Perfect” live for the first time

Bowling For Soup, Jax join Simple Plan on “I’m Just A Kid”

Jaden Hossler debuts live version of “Chrome Hearted”

Kenny Hoopla performs with 30 Seconds To Mars

Teddy Swims performs “New Religion” with All Time Low

We’re still on cloud nine from these unexpected surprises — let us know in the comments below or on socials what your favorite was and who you’d like to see surprise us next year at When We Were Young!

Photos and post by Nikki Phillips (unless otherwise credited)

Did you attend WHEN WE WERE YOUNG? We’d love to hear about your experience!