Cast and Crew in The X Factor - LIVE Results Show #4 (Season 2 - Episode 21)

Mario López
Self - HostMario López was 39 in The X Factor - Season 2 - LIVE Results Show #4 (Episode 21).

Birthday: Wed, Oct 10 1973

Khloé Kardashian
Self - HostKhloé Kardashian was 28 in The X Factor - Season 2 - LIVE Results Show #4 (Episode 21).

Birthday: Wed, Jun 27 1984

Simon Cowell
Self - JudgeSimon Cowell was 53 in The X Factor - Season 2 - LIVE Results Show #4 (Episode 21).

Birthday: Wed, Oct 07 1959

L.A. Reid
Self - JudgeL.A. Reid was 56 in The X Factor - Season 2 - LIVE Results Show #4 (Episode 21).

Birthday: Thu, Jun 07 1956

Demi Lovato
Self - JudgeDemi Lovato was 20 in The X Factor - Season 2 - LIVE Results Show #4 (Episode 21).

Birthday: Thu, Aug 20 1992

Britney Spears
Self - JudgeBritney Spears was 30 in The X Factor - Season 2 - LIVE Results Show #4 (Episode 21).

Birthday: Wed, Dec 02 1981