Adam Yauch aka MCA of the Beastie Boys dead at 47: Celebrity reactions

Slideshow posted in Photos | Friday, May 04, 2012

11 of 20: Pete Wentz, member of band 'Fall Out Boy,' Tweeted about the loss of MCA.

'beastie boys paved the way for so many who came after. #RIPMCA,' he Tweeted.

(Pictured: Pete Wentz pictured in an undated photo posted on his official Facebook page, (Photo courtesy of