One can use and call two functions in a single ng-click directive,
one can use like this with ng-click directive in html .
<div ng-controller="Ctrl1">
<h2 ng-click="toto(); titi();">Click me</h2>
</div>
And can call the functions like this, you can call any functions which ever necessary for you at first.
var app = angular.module('myApp', []);
function Ctrl1($scope) {
$scope.toto = function(){
alert('toto');
};
$scope.titi = function(){
alert('titi');
};
}