Mark Hoppus shares photo after Cancer Diagnosis with the caption' The Cancer Haver wishes you all a very happy Fourth of July weekend'. While bandmate Tom DeLonge sends Love! “Everything about chemo sucks except the part where it hopefully saves my life,” Mark also shared. “For the past three months I’ve been undergoing chemotherapy for cancer,” the Hoppus revealed a couple weeks ago. “It sucks and I’m scared, and at the same time I’m blessed with incredible doctors and friends to get me through this. I still have months of treatment ahead of me but I’m trying to remain hopeful and positive.” Mark added, “can’t wait to be cancer free and see you all at a concert in the near future.” He did not elaborate with what type of cancer he has or which stage.