Acting Cannon trained at
The Second City,
ImprovOlympic, and
ComedySportz. One of her first jobs was as a performer at
ComedySportz. She has performed sketch and improv for theaters including
Boom Chicago in
Amsterdam, Netherlands,
The Second City in Chicago and
Las Vegas,
ImprovOlympic (West and Chicago) and at The
Upright Citizens Brigade Theatre in Los Angeles and New York City. Cannon starred in the independent film
The Little Tin Man (2013). She has guest-starred on
NBC's
30 Rock,
New Girl, and
Cristela. She made a cameo in
Pitch Perfect 2 (2015) and also appeared in the comedy
How to Be Single (2016), starring
Rebel Wilson and
Dakota Johnson.
Writing While performing and writing around Chicago, she met actress
Tina Fey, a fellow
Second City alumna. When Fey began creating the
NBC comedy
30 Rock, she brought Cannon to the writing staff. She worked her way up from staff writer to supervising producer. Cannon won the
Writers Guild of America Award for Best Comedic Series for her work on
30 Rock three times. In 2008, she won a
Peabody Award for her work on the show. In 2010, Cannon was nominated for an
Emmy Award for Outstanding Writing in a Comedy Series. During this time, Cannon also worked as a co-producer on the feature film,
Baby Mama (2008). She moved from New York City to Los Angeles when she signed an overall development deal with 20th Century Fox. Within that deal, she worked as a co-executive producer on
New Girl and as a consulting producer on
Cristela. As part of her development, Cannon sold a workplace comedy,
The Wrecking Crew, to
Fox and wrote the pilot
The Runt for
CBS. She then created, executive produced the show
Girlboss for Netflix based on the real life of
Sophia Amoruso. Cannon's first produced feature screenplay was the
a cappella comedy
Pitch Perfect (2012). She wrote and co-produced the film's sequels,
Pitch Perfect 2 (2015) and
Pitch Perfect 3 (2017).
Directing Cannon made her directorial debut with
Blockers. The film was released by
Universal Pictures on April 6, 2018. On April 9, 2019, it was announced that Cannon would write and direct a musical reimagining of
Cinderella for
Sony Pictures, starring
Camila Cabello and produced by
James Corden and his production company,
Fullwell 73. ==Personal life==