Home People Greg Siff Greg Siff movies Greg Siff movies Greg Siff Movies (6) From Justin to Kelly (2003) As Brandon. He was 25 years old From Justin to Kelly (2003) As Music. He was 25 years old Saturday Night Live: The Best of Will Ferrell (2002) As Prom Date (archive footage). He was 24 years old Boychick (2001) As Debate Boy. He was 23 years old Unauthorized Brady Bunch: The Final Days (2000) As Barry Williams. He was 22 years old In & Out (1997) As Locker Room Guy. He was 19 years old
