Baumann in 2018
Aviva Baumann
Full Name Aviva Farber-Baumann
Date of Birth July 10, 1984
Place of Birth Santa Fe, New Mexico
Status Active
Character played Celeste Church (1997) (Episode Stand Up And Holler)

Aviva Baumann (née Farber; born July 10, 1984) is an American actress known best for her role as Nicola in the Judd Apatow and Seth Rogen comedy, Superbad; as young Shannon Gibbs, the first wife of Special Agent Leroy Jethro Gibbs, in flashbacks on the US TV drama NCIS; and as Mandy, the much younger girlfriend of Ken Marino on Party Down. She was a Jewish decent and married to her co-actor Ken Baumann.

At the age 22 at the time of the productiin of the episode Stand Up and Holler, she portrayed the young 1997 appearance Celeste Church, the traitor friend of Rainey Karlsen (portrayed by Whitney Able), which she was also identified as an accomplice in the crime scene where she was last seen holding the beer containing an average amount of Liquid X on it and gave it to the killer Becca Abrams (portrayed by AnnaLyne McCord (1997) and Atty. Lauren Woodland (2007)), and let her die in her arms.

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