▁Mat anz as ▁while ▁he ▁looked ▁for ▁work ▁in ▁the ▁capital . ▁He ▁pitch ed ▁his ▁Chan ▁Li ▁Po ▁series , ▁but ▁the ▁radio ▁stations ▁didn ’ t ▁feel ▁it ▁would ▁appeal ▁to ▁the ▁Hav ana ▁audience . ▁ ▁The ▁only ▁work ▁he ▁could ▁find ▁was ▁rec iting ▁and ▁singing ▁with ▁radio ▁station ▁C MQ , ▁either ▁alone ▁or ▁in ▁du ets ▁with ▁R ita ▁Mont an er ▁or ▁Car mel ina ▁Pérez . ▁Event ually ▁Rad iod if us ión ▁O ´ She a ▁broadcast ▁a ▁test ▁air ing ▁of ▁“ Ch an ▁Li ▁Po ▁y ▁la ▁Ser p iente ▁Ro ja ,” ▁narr ated ▁by ▁Marcel o ▁Ag udo ▁and ▁st arring ▁Mer cedes ▁Dí az ▁and ▁Carlos ▁Bad ías . ▁It ▁became ▁the ▁most ▁listened ▁to ▁program ▁of ▁the ▁time . ▁ ▁Seven ▁months ▁later , ▁C aign et ▁was ▁h ired ▁by ▁the ▁firm ▁Y p ana ▁and ▁moved ▁to ▁Argentina . ▁Return ing ▁to ▁Cuba ▁in ▁ 1 9 3 8 , ▁he ▁put ▁a ▁new ▁season ▁of ▁Chan ▁Li ▁Po ▁on ▁the ▁air ▁with ▁CO CO ▁Radio . ▁The ▁program ▁ran ▁with ▁great ▁success ▁until ▁ 1 9 4 1 . ▁C aign et ’ s ▁other ▁dram as ▁and ▁adapt ations ▁also ▁drew ▁large ▁aud ien ces , ▁such ▁as ▁“ Al ad ino ▁y ▁la ▁l ám para ▁mar av ill osa ” ▁( Al add in ▁and ▁the ▁Wonder ful ▁L amp , ▁ 1 9 4 1 ), ▁El ▁l adr ón ▁de