Their song was released through Fueled by Ramen and DCD2 Records on May 23, 2018, as the second single from the band's sixth studio album, Pray for the Wicked (2018).

[3] Their song was written and produced by Jake Sinclair and Jonas Jeberg, and co-written by Brendon Urie, Jenny Owen Youngs, Lauren Pritchard, Sam Hollander, William Lobban-Bean, Taylor Parks, and Ilsey Juber, with additional production by Jonny Coffer.

[4] "High Hopes" peaked at number four on the US Billboard Hot 100, becoming the band's highest-charting song on the chart, surpassing their 2006 breakout single "I Write Sins Not Tragedies".

It also became the act's first single to top one of Billboard's Dance/Electronic charts, reaching number-one on its Dance/Mix Show Airplay list in February 2019.

[5][6] "High Hopes" was written and produced by Jake Sinclair and Jonas Jeberg, and co-written by Brendon Urie, Jenny Owen Youngs, Lauren Pritchard, Sam Hollander, William Lobban-Bean, Taylor Parks, and Ilsey Juber; with additional production by Jonny Coffer.

In early 2018, lead singer Brendon Urie co-wrote the verses for "High Hopes," before Sinclair and Jeberg (later, Coffer) were brought in to finish the production.

Once on the roof, he joins the rest of the band as the sun sets, and continues to sing the final chorus of the song.

To promote the album, the band performed the song at the 2018 MTV Video Music Awards[10] and their concert on The Today Show.

at the Disco's highest-charting song, exceeding the peak of "I Write Sins Not Tragedies", which reached number seven 12 years prior.

[20] It went on to spend a total of 65 weeks atop the chart, eventually dethroned by Twenty One Pilots' "Level of Concern", another release from Fueled by Ramen label, on April 25, 2020.

[21] In late 2023, for the 35th anniversary of Alternative Airplay, Billboard ranked "High Hopes" as the ninth most successful song in the chart's history.

The tribute video, which also included "Hall of Fame" by The Script and "A Sky Full of Stars" by Coldplay, later aired during CBS's pregame show.

[24] The song was the campaign anthem of 2020 Democratic Party presidential candidate Pete Buttigieg and was played at most of his rallies and speeches.

At The Disco & company," which was accompanied by a cease and desist order and a voter registration link encouraging fans to vote against Trump in November.