Last week, Mark Hoppus told fans he was taking "a test that may very well determine if I live or die," and on Monday (July 19), he gave a very positive update on his “Scans indicate that the chemo is working! I still have months of treatment ahead, but it’s the best possible news," the blink-182 bandleader wrote on Twitter. "I’m so grateful and confused and also sick from last week’s chemo. But the poison the doctors pump into me and the kind thoughts and wishes of people around me are destroying this cancer.” Before enduring the CT scan, Mark opened up to fans about the