According to Jim: 5x1
Foul Ball
The fifth season premieres with Jim sneaking off to a Cubs game with Kyle instead of taking him to his first day of kindergarten.
5 - 1Foul Ball Sep. 20, 2005
5 - 2The Tale of the Tape (1) Sep. 27, 2005
5 - 3The Tale of the Tape (2) Sep. 27, 2005
5 - 4Charity Begins at Hef's Oct. 04, 2005
5 - 5The Race Oct. 11, 2005
5 - 6Anec-Dont's Oct. 18, 2005
5 - 7The Chick Whisperer Nov. 01, 2005
5 - 8James & the Annoying Peach Nov. 08, 2005
5 - 9The Dream Nov. 15, 2005
5 - 10Lean On Me Nov. 29, 2005
5 - 11The Gift of the Maggie Dec. 13, 2005
5 - 12Sex Ed Fred Jan. 10, 2006
5 - 13Renewing Vows Jan. 24, 2006
5 - 14The Stick Feb. 07, 2006
5 - 15Mr. Right Feb. 07, 2006
5 - 16Get Your Freak On Feb. 21, 2006
5 - 17The Grumpy Guy Feb. 28, 2006
5 - 18Polite Jim Mar. 07, 2006
5 - 19Daddy Dearest Mar. 07, 2006
5 - 20The Thin Green Line Mar. 14, 2006
5 - 21Jim's Best Friend Mar. 21, 2006
5 - 22Belaboring the Point May. 02, 2006