Joke of the Day July 21 2016

Boy 1: Do you want to joke or not?
Boy 2: Here it is. Knock knock?
Boy 1: Who's there?
Boy 2: July 21
Boy 1: July 21 who?
Boy 2: Today is July 21, 2016. Sigh! And today is Thursday. I repeat Thor's day. Lol. 
Boy 1: Thank God it is good to be Thursday today!