▁used ▁as ▁L ena ▁s ings ▁" So ▁come ▁on ▁check ▁it " ▁and ▁in ▁the ▁yellow ▁scene ▁Marina ▁and ▁O ly a ▁sing ▁" Out ". ▁ ▁The ▁video ▁res umes ▁switching ▁between ▁three ▁scenes , ▁stage , ▁red ▁rooms ▁and ▁blue ▁backing . ▁As ▁L ena ▁begins ▁her ▁solo , ▁the ▁background ▁changes ▁to ▁a ▁busy ▁blue , ▁with ▁L ena ▁now ▁we aring ▁a ▁sh iny , ▁gold , ▁sle e vel ess ▁top . ▁ ▁The ▁instrument al ▁begins ▁in ▁the ▁sky - blue ▁background ▁but ▁the ▁girls ▁are ▁now ▁joined ▁by ▁a ▁large ▁group ▁of ▁people ▁we aring ▁only ▁black ▁and ▁white ▁like ▁the ▁girls ' ▁dress es . ▁L ena ▁blow s ▁hair ▁out ▁of ▁her ▁face ▁and ▁the ▁group ▁begins ▁to ▁dance ▁in ▁uniform . ▁The ▁scene ▁changes ▁when ▁the ▁girls ▁sing ▁" O w !" ▁which ▁shows ▁them ▁on ▁the ▁stage ▁with ▁the ▁lights ▁ill umin ating ▁the ▁scene . ▁The ▁scenes ▁alternate ▁again ▁between ▁stage , ▁red , ▁yellow ▁and ▁blue . ▁As ▁the ▁song ▁ends , ▁the ▁lights ▁eng ulf ▁the ▁girls , ▁ending ▁the ▁clip . ▁ ▁Vari ations ▁There ▁are ▁several ▁variations ▁of ▁" S ong ▁# 1 ". ▁The ▁title ▁remains ▁the ▁same ▁with ▁the ▁addition ▁of ▁a ▁colour ▁following ▁it . ▁There ▁are ▁ 1 4 ▁versions ▁in ▁all ▁with ▁colours : ▁▁ ▁Red ▁( E uro vision ▁short ▁version ) ▁ ▁V io let ▁ ▁Black ▁ ▁P ink ▁ ▁Green ▁ ▁Y ellow ▁ ▁Sky ▁Blue ▁