<p>I need a Datepicker for a WPF application. What is considered to be the best one? </p>

[{'answer_id': 50331, 'author': 'Artur Carvalho', 'author_id': 1013, 'author_profile': 'https://Stackoverflow.com/users/1013', 'pm_score': 0, 'selected': False, 'text': '<p>I\'m thinking of using this one: <a href="http://marlongrech.wordpress.com/2007/09/11/wpf-datepicker/" rel="nofollow noreferrer">Marlon Grech Date Picker</a>.</p>\n'}, {'answer_id': 51689, 'author': 'Kent Boogaart', 'author_id': 5380, 'author_profile': 'https://Stackoverflow.com/users/5380', 'pm_score': 2, 'selected': False, 'text': '<p>I haven\'t used Marlon\'s, but I have used <a href="http://j832.com/bagotricks/" rel="nofollow noreferrer">Kevin Moore\'s</a>. At the time I used it, there were a number of bugs I had to <a href="http://kentb.blogspot.com/2007/07/wpf-and-date-entry.html" rel="nofollow noreferrer">work around</a>. Other than those issues, it did seem to work well enough.</p>\n'}, {'answer_id': 387588, 'author': 'Scott', 'author_id': 6042, 'author_profile': 'https://Stackoverflow.com/users/6042', 'pm_score': 5, 'selected': True, 'text': '<h3>There is also the <a href="http://www.codeplex.com/wpf" rel="noreferrer">WPF Tool Kit</a> which has a DatePicker/Calendar control</h3>\n<p>(i added emphasis because this is the answer)</p>\n'}, {'answer_id': 1642927, 'author': 'Sauron', 'author_id': 88096, 'author_profile': 'https://Stackoverflow.com/users/88096', 'pm_score': 1, 'selected': False, 'text': '<p>If you pay <a href="http://www.telerik.com/products/wpf.aspx" rel="nofollow noreferrer">Telerik</a> has a great DatePicker and Calender</p>\n'}, {'answer_id': 5029994, 'author': 'Hank', 'author_id': 172387, 'author_profile': 'https://Stackoverflow.com/users/172387', 'pm_score': 4, 'selected': False, 'text': '<p>This is an old question, but for the record I want to point out that <strong>this control is included with .NET 4</strong>.</p>\n'}]
['https://Stackoverflow.com/questions/50327', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1013/']