The Childish Behaviour Tour was the third concert tour by American singer-songwriter and producer Hayden Silas Anhedönia, under the stage name of Ethel Cain.

It consisted of 14 shows through North America and Europe, beginning on May 31, 2024 in Barcelona as part of the Primavera Sound Festival, and concluding on August 18 in London.

[3][4] The Childish Behaviour Tour was announced by Cain on social media on December 5, 2023, with six dates along with two performances at the Primavera Sound Festival in Madrid and Porto.

[7] Uproxx and NME named it as one of the most anticipated concert tours of 2024.

[8][9] This is the set list for June 3, 2024, and it is not intended to represent all dates throughout the tour.