What is the symbols of Serbia?

Officially, Serbia has flag - 3 colours: red, blue and white... coat of arms - it`s two-headed eagle with shield (with 4 S letters on cilyrics) and with crown from Middleaged Serbian Dinasty - House of Nemanjici... There is also "national" symbols such are 3 fingers, Serbian cap "Shajkacha"... Famous Serbian alcohol drink "Slyvowitz"...