Yellowcard is an American rock band from Jacksonville, Florida, known for blending pop-punk with a signature violin sound. Formed in 1997, their current lineup features Ryan Key, Ryan Mendez, Josh Portman, and Sean Mackin. Their breakout success came with the double platinum single "Ocean Avenue" and its platinum album. Other well-known tracks include "Only One" and "Lights and Sounds". After releasing ten studio albums, the band took a break in 2016, then reunited in 2022 and returned with the Childhood Eyes EP in 2023.