showbiz gossip straight to your inbox with the Daily Star's FREE newsletterThe Blink-182 star updated fans this week after his cancer diagnosis nightmare and shared an update with his 2.7 million supporters.It comes after the frontman revealed in June that he has been undergoing chemotherapy since March.Fans were devastated to hear his news, and Mark, 49, has been asking for their positive thoughts.At the weekend he wrote about how crucial the next tests are for him.He wrote on Twitter: "Apologies if I’m oversharing but it’s so surreal to think that this week I’ll take a test that may very well determine if I live or die. "Thanks to everyone for the positive thoughts and encouragement.
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