[5] The band was formed by musician Ilya Prusikin and videomaker Alina Pasok and made their debut on 1 April 2013, releasing their first video "Every Day I'm Drinking".

Countries and governments are not as important as they think, a person can deal with what he wants", said frontman Ilya Prusikin on the purpose of the band in an interview with Noisey.

[25] In March 2020, Little Big were announced as Russia's entry for the Eurovision Song Contest 2020, where they would have performed "Uno".

[26] The music video for the song, released at the same time, features Yuri Muzychenko from The Hatters and Florida Chanturia from Leningrad, both of whom were to join the band on stage during the contest.

[28] In October 2020, Little Big's cover version of "Gonna Make You Sweat (Everybody Dance Now)" was used over both the trailer and the closing credits of Borat Subsequent Moviefilm.

[29][30] On 30 December 2020, the group performed the song "Mamma Maria" on the Evening Urgant New Year's special, Ciao, 2020!, under the name 'Piccolo Grandi'.

[36] On 1 December 2021, people could buy 1 of 1000 unique surprise eggs which would hatch a week later, revealing one of the designs.

[37][38] Following the 2022 Russian invasion of Ukraine, the two leaders of the band, Prusikin and Tayurskaya, relocated to Los Angeles, California on 2 March of that same year.

[2] On 24 June, the band released the single "Generation Cancellation", which carries a pacifist, anti-war message, characterizing it as a war of war profiteering old men, a chess game with soldiers as chess pieces to be sacrificed at will, with gloomy consequences on younger generations.

[43] A protest by Ukrainian activists caused their show in Kraków, that was supposed to take place 12th of November, to be cancelled.

Prusikin noted that "We are a band that likes to work in so many styles: pop, rave, punk and hardcore.

[51] The band was influenced by a variety of musicians including Cannibal Corpse, NOFX, Red Hot Chili Peppers, Rammstein, and The Prodigy to Mozart and Vivaldi.