Kristin Cavallari visited an American Red Cross blood donation truck in Hollywood to donate blood for the "Music Saves Lives" campaign yesterday, February 16, 2010.
KristinCav "Donating blood right now for music saves lives. Soo nervous!! I hate giving blood but its for a good cause :)" about 18 hours ago from UberTwitter
Credit: Zimbio
Photos by Bauer Griffin
