5' 6" (1.68 m)
Plaza had never done stand-up comedy before appearing in and performing stand-up comedy in the movie Funny People (2009).
On March 12, 2010, Plaza performed at 'A Night of 140 Tweets: A Celebrity Tweetathon for Haiti', produced by Rob Huebel, Paul Scheer, Ben Stiller, and Michael J. Rosenstein, at the Upright Citizens Brigade Theatre in Los Angeles.
Plaza was named after the song "Aubrey" by the pop/rock group Bread, which was written and composed by David Gates.
In a relationship with Jeff Baena.
One of several internships she had was working in the art department at "Saturday Night Live" (1975).