New Found Glory guitarist Chad Gilbert dies at age 45 after a long illness. Multiple outlets report that his death occurs on Sunday, September 20. The band and Gilbert’s family publicly confirm his passing through a joint statement posted on social media.

Accounts of his cancer diagnosis and progression vary in detail. Channel NewsAsia and others describe an initial diagnosis in 2021 of metastatic pheochromocytoma affecting the liver, which later develops into adrenocortical carcinoma with spread to other parts of the body. The Mirror and Vice specifically reference brain tumors and a battle that includes treatment related to his brain. The Independent notes that Gilbert was first diagnosed with liver cancer in 2021.

Several publications also mention Gilbert’s role in the pop-punk band and personal context. Variety identifies him as a founding guitarist and backing vocalist, while also noting his connection as Hayley Williams’ former husband. Other sources focus on the band and his wife, Lisa Cimorelli, describing him as a husband and father in their statement.