The State Union of Serbia and Montenegro was represented at the Junior Eurovision Song Contest once, in 2005. The Serbian-Montenegrin participating broadcaster in the contest was (UJRT). Its only entry "Ljubav pa fudbal" by Filip VuÃÂiÃÂ, finished 13th. Following the country's dissolution in 2006, the broadcaster was closed. Since then and have participated in the contest as separate entities; with Radio Television of Serbia (RTS) debuting in and (RTCG) in .
Prior to 2005, Serbia and Montenegro had broadcast the 2003 contest.
On 2 August 2005, it was announced that Serbia and Montenegro were to make their debut at the Junior Eurovision Song Contest 2005, at the Ethias Arena in Hasselt, Belgium on 26 November 2005. The national broadcasters Radio Television of Serbia (RTS) and Radio Televizija Crne Gore (RTCG) who are members of the European Broadcasting Union (EBU) was responsible for their debut participation in what would become the one and only time they competed as a nation in the Junior Eurovision Song Contest, prior to the Montenegrin independence referendum in 2006.
Following the dissolution of Serbia and Montenegro, both would go on to compete at the Junior Eurovision Song Contest as Serbia in the Junior Eurovision Song Contest from , and Montenegro in the Junior Eurovision Song Contest from . Neustraà ¡ivi uÃÂitelji stranih jezika went on to being Serbia's first participant in 2006 as an independent nation, whilst child-duo Maà ¡a Vujadinoviàand Lejla Vuliàrepresented Montenegro in 2014.
A national selection event entitled Junior Beovizija took place on 29 September 2005, which saw eighteen entries compete to become the first and last participant for Serbia and Montenegro. Filip VuÃÂiÃÂ won the national final with the song "Ljubav pa fudbal", achieving a score of fifty-eight points.
At the running order draw which took place on 17 November 2005, Serbia and Montenegro were drawn to perform tenth during the live televised final on 26 November 2005, following and preceding .
During the voting presentation at the 2005 contest, Serbia and Montenegro awarded and was awarded the following points:
The contests are broadcast online worldwide through the official Junior Eurovision Song Contest website junioreurovision.tv and YouTube. In 2015, the online broadcasts featured commentary in English by junioreurovision.tv editor Luke Fisher and 2011 Bulgarian Junior Eurovision Song Contest entrant Ivan Ivanov. The broadcasters from Serbia and Montenegro, RTS and RTCG, sent their own commentators to the contest in order to provide commentary in the Serbian language (for RTS) and Montenegrin language (for RTCG). Spokespersons were also chosen by the national broadcaster in order to announce the awarding points from Serbia and Montenegro. The table below list the details of each commentator and spokesperson since 2005.