gistfile1.js

var app = angular.module('myApp', []);


function Ctrl1($scope) {
    
    $scope.toto = function(){
        alert('toto');
    };
    
    $scope.titi = function(){
        alert('titi');
    };

}

gistfile2.html

<div ng-controller="Ctrl1">
    <h2 ng-click="toto(); titi();">Click me</h2>
</div>