Mamrie Lillian Hart (born September 22, 1983) is an American comedian, actress, writer, and performer.

[2] She gained popularity in 2011 through her YouTube show You Deserve A Drink, for which she has won two Streamy Awards: in 2014 for Actress in a Comedy[3] and in 2015 for Writing.

[5] Her father is actor David Hart[5] and her mother, Caroline Mayhall, is a high school English teacher.

[5][8] Upon graduation, she moved to New York City to pursue "serious acting," where she worked as a bartender as a source of income.

[8][9] Hart joined forces with Erin 'E-Bomb' McCarson and Jessica 'J-Train' Bartley and formed a band called Cudzoo & the Faggettes.

Hart wrote and performed sketches with the Upright Citizens Brigade at the Chelsea location in New York City, both live and in online shorts.

[2] One recurring collaboration with Stephen Soroka under the title BOF (short for best of friends, pronounced "boaf")[14][15] was nominated for Best Sketch Group at the 2010 and 2011 ECNY Awards.

[2] She also wrote and starred with fellow alums Gabe Liedman and Jim Santangeli on the Cooking Channel's online sketch comedy show, Fodder.

She began her main channel, You Deserve A Drink, on March 13, 2011, where she primarily posts weekly instructional mixology videos, with a unique cocktail presented in each.

[23] Since then she has uploaded many unique videos that range from performing as wacky characters to introducing her dog, Beanz, to vlogging.

On July 1, 2014, Hart and Grace Helbig premiered footage of their travel web show #HeyUSA on the YouTube channel Astronauts Wanted.

Viewers selected the following cohosts: Colleen Ballinger, Flula Borg, Kingsley, Jenna Marbles, and Tyler Oakley.

[27] In 2016, she also moderated a panel that included Jake Paul and Alfie Deyes on the legacy of social media for Web Summit in Lisbon, Portugal.

[28] Starting in March 2018, Hart and Grace Helbig began hosting a new YouTube show together called This Might Get... on a dedicated channel of the same name.

[34] While at UNC, Hart played a bisexual girl named Erin on General College, a student-run soap opera.

[41] Hart has also appeared in several television commercials, including a campaign for La-Z-Boy featuring Brooke Shields.

[57] Hart and Grace Helbig started a podcast, This Might Get Weird, succeeding their YouTube talk show This Might Get... in October 2018.