Heda Piliš (3rd of June 1925, Zagreb, Croatia) - Croatian pop songwriter, composer and arranger, as well as author of numerous songs for children. She wrote a considerable number of songtext/lyrics and music for famous Yugoslav schlager-singers like Ivo Robić, Gabi Novak, Anica Zubović, Đimi Stanić, Vera Svoboda and many others. With her work she also took part in at that time famous music festival releases (Zagreb Music Festival, Opatija Music Festival, Festival Kajkavske Popoevke - Krapina). "U Zelenoj Šumici" (Children's Songtext) : U zelenoj šumici stoji stari dub, U njemu živi vjeverica koju boli zub, Na hrastovoj grančici sjedi dobri ćuk I sluša njeno jaukanje koje para muk. Sad strpljivo dočekaj sunca prvi trak, Jer tada žuna dugokljunka radi taka-taka-tak, Ta marljiva ptičica znade vadit zub I ljuske tvojih oraščića kojim puniš dub ...