Lithuanian broadcaster LRT announced their participation for Junior Eurovision Song Contest 2010 in August 2010.

The National Final, "Vaikų Eurovizija" chose Bartas, the 14‑year-old singer to represent Lithuania in the Junior Eurovision Song Contest 2010.

The results of the semi-finals were determined by a 50/50 combination of votes from a jury panel and public televoting.

10 songs competed and 7 qualified to the next round instead of the initially-planned 5 due to a three-way tie for fifth place.

[1] The final was held on 26 September 2010 at the LRT TV Studios in Vilnius, where 12 participants competed instead of the initially-planned 10, as this was the first time that a qualify-rule was broken due to the first semi-final having seven finalists.