[2] In 2007, Coppock was an assistant crew member on Curb Your Enthusiasm, also appearing in a minor role in the episode "The N Word".
[7][8] The advent of the character came in the wake of the success of Stephanie Courtney's Flo for Progressive Insurance, leading to the suggestion that Jan was intended as a copy of Flo, although the character of Jan was initially presented in a much more restricted way in the breadth of her activities.
[11] Coppock has noted that she is permitted to improvise in filming commercials in the series, and that the character has been given an extensive backstory.
[13][14] During the COVID-19 pandemic in the United States, Coppock took part in the creation of a national Toyota commercial from her home, offering assurance to customers in character as Jan,[15][16][17] with her husband, Bobby Mort, filming the scene.
[6] In addition to her commercial work for Toyota, Coppock has appeared in Modern Family as Lily Tucker-Pritchett's preschool teacher in the episode, "When Good Kids Go Bad",[19][20][21] Arrested Development,[20][21] the American version of The Office,[19][21] and Hot in Cleveland,[20] as well as the YouTube comedy series, The BreakWomb.
[19][23] In October 2023, it was reported that she would appear in the Groudlings' planned benefit show, One Night Only, in support of the Motion Picture & Television Fund.
[1] She is married to Bobby Mort, writer for The Colbert Report and co-creator of the TV show Loudermilk with Peter Farrelly.