May 5，20xx
Dear Mike，
This Saturday is my birthday and my parents will hold a simple celebrating party for me。 I am glad to invite you to e to the party。 Blair， Emma and Roan will also be invited。 I am sure we will have a good time。 We will have dinner at 18:30 so that you are wished to e at 18:15。 My mother is a good cook and you will enjoy the dishes。 After the dinner， we will play some small games and then eat the cake。 My parents and I sincerely expect you to e and hope to see you then。
True yours，
Daniel