Allie Goertz (born March 2, 1991) is an American musician. Goertz is known for her satirical songs based on various pop culture topics. Her videos are posted on YouTube under the name of Cossbysweater. Subjects of her songs have included the film The Room, the character Milhouse from the television show The Simpsons, and the game Dungeons & Dragons. Her style has been compared to that of Bo Burnham. In December 2015, Goertz released a concept album based on the Adult Swim series Rick and Morty, Sad Dance Songs, with the album's cover emulating the animation and logo of the series. The album was made possible through Kickstarter. She is co-host of Everything's Coming Up Podcast, a Simpsons-focused podcast along with Julia Prescott.