diff --git a/src/main/java/seedu/duke/command/ListCommand.java b/src/main/java/seedu/duke/command/ListCommand.java
index a64a54280d..154936380d 100644
--- a/src/main/java/seedu/duke/command/ListCommand.java
+++ b/src/main/java/seedu/duke/command/ListCommand.java
@@ -1,20 +1,36 @@
-//package seedu.duke.command;
+package seedu.duke.command;
 
 //import seedu.duke.storage.Storage;
-//import seedu.duke.task.TaskList;
-//import seedu.duke.ui.Ui;
+//import seedu.duke.exception.DukeException;
+import seedu.duke.exception.DukeException;
+import seedu.duke.ui.Ui;
+import seedu.duke.user.User;
+import seedu.duke.user.UserList;
+
+import java.util.ArrayList;
 
 /**
  * Prints a list of all tasks to the user.
  */
-//public class ListCommand extends Command {
+public class ListCommand extends Command {
 
-    //public ListCommand() {
-        //super(null);
-    //}
+    public ListCommand(String input) {
+        super(input);
+    }
 
-    //@Override
-    //public void execute(TaskList tasks, Ui ui/*, Storage storage*/) {
-        //ui.printList(tasks);
-    //}
-//}
+    @Override
+    public void execute(UserList users, Ui ui, User nowUser/*, Storage storage*/) throws DukeException {
+        String day = input.substring(1);
+        if (day.equals("all")) {
+            ui.printList(users, nowUser, "mon");
+            ui.printList(users, nowUser, "tue");
+            ui.printList(users, nowUser, "wed");
+            ui.printList(users, nowUser, "thu");
+            ui.printList(users, nowUser, "fri");
+            ui.printList(users, nowUser, "sat");
+            ui.printList(users, nowUser, "sun");
+        } else {
+            ui.printList(users, nowUser, day);
+        }
+    }
+}
diff --git a/src/main/java/seedu/duke/parser/Parser.java b/src/main/java/seedu/duke/parser/Parser.java
index 3e0a86c7fb..b93279b4cc 100644
--- a/src/main/java/seedu/duke/parser/Parser.java
+++ b/src/main/java/seedu/duke/parser/Parser.java
@@ -7,7 +7,7 @@
 //import seedu.duke.command.DoneCommand;
 //import seedu.duke.command.EventCommand;
 //import seedu.duke.command.FindCommand;
-//import seedu.duke.command.ListCommand;
+import seedu.duke.command.ListCommand;
 import seedu.duke.command.LogInCommand;
 import seedu.duke.exception.DukeException;
 
@@ -17,7 +17,7 @@
 public class Parser {
     //private static final String COMMAND_DEADLINE = "deadline";
     //private static final String COMMAND_EVENT = "event";
-    //private static final String COMMAND_LIST = "list";
+    private static final String COMMAND_LIST = "list";
     //private static final String COMMAND_DONE = "done";
     //private static final String COMMAND_DELETE = "delete";
     //private static final String COMMAND_FIND = "find";
@@ -42,8 +42,9 @@ public static Command parse(String input) throws DukeException {
         case COMMAND_EVENT:
             checkEventValidity(parsedInputs);
             return new EventCommand(parsedInputs[1]);*/
-        /*case COMMAND_LIST:
-            return new ListCommand();*/
+        case COMMAND_LIST:
+            checkListValidity(parsedInputs);
+            return new ListCommand(parsedInputs[1]);
         /*case COMMAND_DONE:
             checkTaskIndexValidity(parsedInputs);
             return new DoneCommand(parsedInputs[1]);*/
@@ -79,10 +80,15 @@ private static void checkAddValidity(String[] input) throws DukeException {
             throw new DukeException("There is no day in your add command!");
         } else if (position[2].isEmpty()) {
             throw new DukeException("There is no time in your add command!");
-        } else {
+        } else if (position[3].isEmpty()) {
             throw new DukeException("There is no location in your add command!");
-        } 
+        }
+    }
 
+    private static void checkListValidity(String[] input) throws DukeException {
+        if (input.length < 2) {
+            throw new DukeException("There is no description in your list command!");
+        }
     }
 
 
diff --git a/src/main/java/seedu/duke/ui/Ui.java b/src/main/java/seedu/duke/ui/Ui.java
index e180909393..8922d11dfc 100644
--- a/src/main/java/seedu/duke/ui/Ui.java
+++ b/src/main/java/seedu/duke/ui/Ui.java
@@ -1,11 +1,14 @@
 package seedu.duke.ui;
 
 //import seedu.duke.task.Deadline;
+import seedu.duke.exception.DukeException;
 import seedu.duke.task.Event;
 import seedu.duke.task.Task;
 import seedu.duke.task.TaskList;
 import seedu.duke.user.User;
+import seedu.duke.user.UserList;
 
+import java.util.ArrayList;
 import java.util.Scanner;
 
 /**
@@ -52,18 +55,57 @@ public void showWelcome() {
     /**
      * Prints out all tasks saved in the array list.
      *
-     * @param taskList the array list to print.
+     * @param users the array list to print.
      */
-    public void printList(TaskList taskList) {
-        if (taskList.getTotalTaskCount() > 0) {
-            System.out.println("Here are all the classes in your time table: ");
+    public void printList(UserList users, User nowUser, String day) throws DukeException {
+        int userIndex = -1;
+
+        if (nowUser == null) {
+            throw new DukeException("Sorry! You are not logged in to any account :-(");
+        }
+
+        for (int i = 0; i < users.getTotalUserCount(); i++) {
+            if ((users.getUser(i + 1).getName() == nowUser.getName())) {
+                userIndex = i + 1;
+            }
+        }
+
+        ArrayList<Object> timetable = null;
+        switch (day) {
+        case "mon":
+            timetable = (users.getUser(userIndex).getTimetable()).getMonTimetable();
+            break;
+        case "tue":
+            timetable = (users.getUser(userIndex).getTimetable()).getTueTimetable();
+            break;
+        case "wed":
+            timetable = (users.getUser(userIndex).getTimetable()).getWedTimetable();
+            break;
+        case "thu":
+            timetable = (users.getUser(userIndex).getTimetable()).getThuTimetable();
+            break;
+        case "fri":
+            timetable = (users.getUser(userIndex).getTimetable()).getFriTimetable();
+            break;
+        case "sat":
+            timetable = (users.getUser(userIndex).getTimetable()).getSatTimetable();
+            break;
+        case "sun":
+            timetable = (users.getUser(userIndex).getTimetable()).getSunTimetable();
+            break;
+        default:
+            throw new DukeException("Sorry! I don't know what day you mean :-(");
+        }
+        if (!timetable.isEmpty()) {
             int count = 1;
-            for (Task t : taskList.getTaskList()) {
-                System.out.println(count + ". " + t);
+            System.out.println("Here are the classes in your timetable for " + day + ":");
+            for (Object u : timetable) {
+                System.out.println(count + ". " + u);
                 count++;
             }
+            System.out.println();
         } else {
-            System.out.println("There is no class in your time table! Consider adding one?");
+            System.out.println("There is no class in your timetable for " + day + "!");
         }
     }