Find Birthday

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace Find_Birthday
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        private string FindDay(int year, int month, int day)
        {
            DateTime birthdayDate = new DateTime(year, month, day);
            string dayOfWeek = birthdayDate.DayOfWeek.ToString();
            return dayOfWeek;
        }
        private void numericYear_ValueChanged(object sender, EventArgs e)
        {

        }

        private void numericMonth_ValueChanged(object sender, EventArgs e)
        {

        }

        private void numericDay_ValueChanged(object sender, EventArgs e)
        {

        }

        private void FindButton_Click(object sender, EventArgs e)
        {
            int year = (int)numericYear.Value;
            int month = (int)numericMonth.Value;
            int day = (int)numericDay.Value;

            string dayString = FindDay(year, month, day);

            MessageBox.Show("Your were born on a: " + dayString);
        }
    }
}