He was born in a Slovenian border town Brežice. His early impersonations started around second year of high school. He started his career at local Radio Energy near his home in the town of Krško, which is the most known for having the only nuclear powerplant in Slovenia. He was the radio anchor and he was hosting many different kind of local events.
In late summer of 2007, he hosted the home reception for Slovenian world classhammer throw champion Primož Kozmus in Brežice, to celebrate his silver medal from 2007 World Championships in Athletics in Osaka. To honour Primož Kozmus he translated the Slovenian Christmas song "Bela snežinka" to "Sivo kladivo" and impersonated it with voices of various Slovenian popular musicians. That's when radio host Edi Štraus noticed him and recommended him to Sašo Hribar, satirical TV and radio host. On 5 October 2007, Sašo Hribar invited Slakonja to make his first public performance on the national level to his satirical radio show called Radio Ga Ga where they are mocking mostly of out of Slovenian politicians and which is broadcast weekly on first channel of Slovenian National Radio. He imitated Slovenian ballad singer Rok Kosmač which was the breaking point of his career and after this performance suddenly became known to a wide Slovenian audience. Just a month later in November 2007, he made the first public television appearance at satirical television show Hri-bar hosted by Sašo Hribar which was mocking animated characters, mostly Slovenian politicians. Show was broadcast on RTV Slovenia national television. Show hosted regular and also musical guests where Slakonja performed mocking Slovenian musicians with perfect voice and disguise impersonation.
2008: Suddenly became host on national TV
On 17 February 2008 he practically over night became a national television host taking over popular Sunday afternoon family show called "NLP" on RTV Slovenia. He became a co-host with Tjaša Železnik who previously run this show alone for about two years.
On 27 February 2011 he first time hosted EMA music festival competition, a Slovenian entry for Eurovision Song Contest 2011 and the winner was Maja Keuc. To honour this festival he wrote music and presented "16 let skomin", a mix song of all sixteen EMA festival winners. So far he was hosting this festival for two more times, next time in 2012 and last time in 2016 when he presented "Putin, Putout".
2013: Zadetek v petek & Je bella cesta
On 15 February 2013 he hosted his first own comedy show "Zadetek v petek" which was broadcast on commercial TV3 Medias. The whole thing was shot in Belgrade, however the show was canceled only few months later after only one season. Shortly after he started hosting his second own comedy show "Je bella cesta" which lasted for two seasons from October 2013 to May 2014.
2015: Zadžuskaj hit song in commercial
He wrote "Zadžuskaj" song was released in 2014. He shot a music video in which he plays DeciDeci Klemzy, an awkward nerd character. Jingle was used in a two commercials for health insurance company and became summer hit of the year 2015.
2016: Putin, Putout and international fame
His comedy sketch "Putin, Putout" gained international popularity. This was the first video he shot as part of his TheMockingbirdMan project. The video parodies Russian president Vladimir Putin. Shortly after airing on Slovene television, the comedy sketch was uploaded to Slakonja's personal YouTube channel where it went viral. His second TheMockingbirdMan project video entitled "Golden Dump " impersonating Donald Trump has premiered on 17 July 2016 at Siti Teater BTC Ljubljana. Two days later it was uploaded to Slakonja's personal YouTube channel.
Work
Radio
Television
Film
Web series
List of parodies
TheMockingbirdMan project
A project where he is impersonating and making fun of celebrities, mainly world leaders and politicians.