Tim Burton Turns 50(Stephen Sondheim)

(L-R) Writer/composer Stephen Sondheim, director/producer Steven Spielberg, producer Richard D. Zanuck, and director Tim Burton arrive at the special screening for DreamWorks Pictures' "Sweeney Todd" held at the Paramount Theater on December 5, 2007 in Los Angeles, California.

( - Photo by Kevin Winter/Getty Images North America)