The Voice Kids is a Polish reality music talent show for aspiring singers aged 7 to 14, airing on TVP 2. The fourth season premiered on February 27, 2021. Tomson & Baron, Dawid Kwiatkowski and Cleo returned as the coaches. Tomasz Kammel will return as host, with Ida Nowakowska-Herndon. Sara Egwu-James won the season, marking Tomson & Baron's first win.
Aleksandra Brzuszkiewicz appeared earlier in the first season of The Voice Kids, as a member of Tomson and Baron team. She completed the program at the stage of battles. In this edition, she chose Dawid Kwiatkowski as her trainer.
Krystian Gontarz appeared earlier in the first season of The Voice Kids as a member of Tomson and Baron team. He completed the program at the stage of battles.
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The Cleo's group performed "Alfabet à Âwiateà Â" at the start of the show.
Sing offs
The Dawid's group performed "Duchy tych, co mieszkali tu" at the start of the show.
Alicja Górzyà Âska could not participate in the battles for personal reasons. Dawid Kwiatkowski decided to promote Alicja and Aleksandra to the Sing-Off stage with permission of producers. Alicja Górzyà Âska was invited to participate Season 5 The Voice Kids.
Sing offs
The Tomson & Baron's group performed "Ghostbusters" at the start of the show.
Sing offs
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Each contestant performed a duet with their judge.
Each contestant performed a cover and their original song.