▁attention ▁of ▁a ▁wait er ▁in ▁a ▁restaurant , ▁or ▁a ▁teacher ▁in ▁a ▁class room . ▁It ▁is ▁used ▁in ▁every ▁social ▁setting ▁in ▁Vietnam ▁from ▁family ▁use , ▁to ▁business ▁environments . ▁ ▁In ▁popular ▁culture ▁ ▁The ▁ 1 9 3 7 ▁musical ▁song ▁The ▁Lamb eth ▁Walk ▁from ▁Me ▁and ▁My ▁Girl ▁ends ▁with ▁a ▁cry ▁of ▁" O i ! ", ▁express ing ▁def iance ▁and ▁trans gression ▁of ▁the ▁working ▁class ▁characters ; ▁it ▁was ▁new sw orth y ▁when ▁King ▁George ▁VI ▁of ▁the ▁United ▁Kingdom ▁and ▁Queen ▁Elizabeth ▁were ▁at ▁one ▁performance ▁and ▁" with ▁the ▁rest ▁of ▁the ▁audience , ▁co ck ed ▁their ▁thumb s ▁and ▁shout ed ▁O i !" ▁ ▁The ▁phrase ▁gained ▁a ▁certain ▁not or iety ▁due ▁to ▁a ▁British ▁working - class ▁punk ▁rock ▁sub gen re ▁being ▁named ▁O i !. ▁Origin ating ▁in ▁the ▁late ▁ 1 9 7 0 s , ▁the ▁genre ▁and ▁its ▁associated ▁sub c ulture ▁had ▁the ▁goal ▁of ▁bringing ▁together ▁pun ks , ▁skin head s ▁and ▁other ▁working - class ▁youth s . ▁The ▁term ▁was ▁later ▁used ▁in ▁the ▁Bl ur ▁song ▁" P ark life ", ▁exempl ifying ▁its ▁appeal ▁to ▁a ▁new ▁generation ▁of ▁mock ne ys . ▁The ▁term ▁also ▁evol ved ▁to ▁be ▁used ▁in ▁Mult icult ural ▁London ▁English ; ▁a ▁ 2 0 0 2 ▁UK ▁Top ▁ 1 0 ▁hit ▁by ▁the ▁gr ime ▁music ▁group ▁More ▁Fire ▁C rew ▁was