▁of ▁st olen ▁ 3 0 0 - year - old ▁viol in ▁By ▁R iley ▁L ay ch uk </ ref > ▁ ▁Coll abor ations ▁In ▁ 2 0 1 2 , ▁S iem ens ▁and ▁Roy ▁Tan ▁recorded ▁the ▁Once ▁Upon ▁a ▁Dream ▁album . ▁It ▁was ▁produced ▁by ▁D ary l ▁Ben nett . ▁ ▁In ▁March ▁ 2 0 1 6 , ▁S iem ens ▁on ▁piano , ▁along ▁with ▁Eli ▁Ben nett ▁on ▁sa x oph one ▁and ▁Jes see ▁Su kk au ▁on ▁vocals ▁back ed ▁ ▁Mary ▁Z il ba ▁of ▁Real ▁House w ives . ▁They ▁recorded ▁a ▁single ▁"# V an co UB ER " ▁and ▁released ▁it ▁on ▁YouTube ▁as ▁part ▁of ▁a ▁growing ▁public ▁desire ▁to ▁allow ▁U ber ▁to ▁expand ▁to ▁V ancouver . ▁Also ▁in ▁ 2 0 1 6 , ▁S iem ens ▁collabor ated ▁with ▁recording ▁artists ▁Or lando ▁and ▁Grace ▁Su kk au ▁from ▁W ink ler , ▁Man it oba . ▁The ▁three ▁of ▁them ▁opened ▁the ▁Cou lee ▁Foundation ▁annual ▁general ▁meeting , ▁performing ▁an ▁original ▁composition ▁about ▁Pl um ▁Cou lee . ▁While ▁at ▁the ▁Amer icana ▁Music ▁Association ’ s ▁G ospel ▁Br unch ▁in ▁September ▁ 2 0 1 6 , ▁she ▁shared ▁the ▁stage ▁with ▁Gram my ▁winner ▁Ce ce ▁Win ans ▁during ▁the ▁event ' s ▁during ▁the ▁closing ▁jam . ▁ ▁Television ▁ ▁Che f ▁in ▁Your ▁Ear '' ▁- ▁ 2 0 1 5 ▁ ▁Disc ography