Abby's father, comedian Chris Elliott, inspired her to pursue comedy. She often credits him for her love of humour and acting.

Abby Elliott is the first-ever second-generation cast member on Saturday Night Live (SNL). Her father was also an SNL cast member from 1994 to 1995.

She holds the record for the youngest female cast member in SNL history, joining the show at just 21 years old.

Abby originally auditioned for SNL with impressions of celebrities like Zooey Deschanel, Drew Barrymore, and Rachel Zoe.

During her SNL tenure, Abby impersonated over 30 different celebrities, including Angelina Jolie, Khloe Kardashian, and Katy Perry.

Abby's role in the comedy film "No Strings Attached" (2011) was initially meant to be a one-scene part, but the director expanded her role after being impressed by her performance.

She had a small role in the critically acclaimed film "The Wolf of Wall Street" (2013) but her scene was ultimately cut from the final version.

In "Teenage Mutant Ninja Turtles" (2014), Abby voiced one of the news anchors, but her role was uncredited.

Abby co-starred in the Bravo series "Odd Mom Out" (2015-2017) as Brooke Von Weber, her first major role in a scripted series.

In 2016, Abby starred in the indie comedy "Better Off Single," where she played a dating guru 

She lent her voice to the character of Taylor in the animated series "Star vs. the Forces of Evil" (2015-2019). 

She was a guest star in the hit sitcom "How I Met Your Mother" (2013) as Jeanette Peterson, Ted Mosby's final girlfriend before meeting the mother.