Ashton Kutcher, other celebs Tweet reactions to Steve Jobs' death

14 of 30: "Damn. RIP STEVE JOBS. Thanx for all the stuff you gave us. Life is SHort. Live it up," Benji Madden wrote on Twitter, referring to the death of Apple co-founder Steve Jobs on October 5. The 56-year old computer entrepreneur and inventor had battled cancer in 2004 and underwent a liver transplant in 2009 after taking a leave of absence for unspecified health problems. (Pictured: Benji Madden is pictured in a photo from his Myspace page.) ( Photo / myspace.com/benjimadden)