Videos PORTUGAL - REHEARSAL - MARIANA VENÂNCIO - YOUTUBER - EXCLUSIVE FOOTAGE Mariana Venâncio rehearsed 'Youtuber' for the second time at the Junior Eurovision Song Contest stage. She will represent Portugal on Sunday in Tbilisi. Portugalrehearsal2017Junior Eurovision Song Contestsecond rehearsalTbilisiMariana VenâncioYoutuber