Kathy Griffin was in her usual fine form -- acerbic, funny, and hilariously mean -- while performing her stand-up show at the Gibson Amphitheatre Thursday night. And it was all for a good cause -- Griffin donated all proceeds from the night to The Trevor Project, the national 24-hour, toll free suicide hotline for gay youth. Frazer Harrison/GettyImages.com - December 16, 2010
Stars in Concert
Thursday night saw a slew of celebs hit the stage, including Usher, Adam Lambert, and Kathy Griffin.