13 of 13 episodes
S01E01
S01E01
The Room
September 18, 2005
S01E02
S01E02
The Fall
September 25, 2005
S01E03
S01E03
The Party
October 2, 2005
S01E04
S01E04
Puppy Dog Tails
October 16, 2005
S01E05
S01E05
Grade-Point: Average
October 23, 2005
S01E06
S01E06
The Wedding
October 30, 2005
S01E07
S01E07
The Poxfather
November 6, 2005
S01E08
S01E08
House of Games
November 13, 2005
S01E09
S01E09
Marti the Monster
December 4, 2005
S01E10
S01E10
Sweet Misery
December 11, 2005
S01E11
S01E11
Babe Raider
December 18, 2005
S01E12
S01E12
All Systems No Go
January 15, 2006
S01E13
S01E13
Male Code Blue
January 22, 2006
13 of 13 episodes
S02E01
S02E01
Date With Derek
July 1, 2006
S02E02
S02E02
He Shoots, She Scores
July 29, 2006
S02E03
S02E03
Middle Manic
September 22, 2006
S02E04
S02E04
The Venturian Candidate
September 29, 2006
S02E05
S02E05
Battle of the Bands
October 6, 2006
S02E06
S02E06
Lies My Brother Told Me
October 13, 2006
S02E07
S02E07
Crushing the Coach
October 20, 2006
S02E08
S02E08
Prank Wars
October 27, 2006
S02E09
S02E09
Freaked Out Friday
November 3, 2006
S02E10
S02E10
The Bet
November 9, 2006
S02E11
S02E11
Mice & Men
December 1, 2006
S02E12
S02E12
Guess Who's Coming to Dinner
December 8, 2006
S02E13
S02E13
Dating Game
December 15, 2006
26 of 26 episodes
S03E01
S03E01
Two Timing Derek
May 11, 2007
S03E02
S03E02
It's Our Party
May 18, 2007
S03E03
S03E03
Misadventures In Babysitting
June 1, 2007
S03E04
S03E04
Slacker Mom
June 23, 2007
S03E05
S03E05
Power Failure
July 7, 2007
S03E06
S03E06
Don't Take A Tip From Me
July 21, 2007
S03E07
S03E07
The Bully Brothers
July 28, 2007
S03E08
S03E08
Home Movies
August 5, 2007
S03E09
S03E09
Show-Off-Tune
August 11, 2007
S03E10
S03E10
Summer School Blues
August 26, 2007
S03E11
S03E11
Grade A Cheater
September 8, 2007
S03E12
S03E12
Adios Derek
September 25, 2007
S03E13
S03E13
Fright Night
October 15, 2007
S03E14
S03E14
Sixteen Sparkplugs
October 30, 2007
S03E15
S03E15
When Derek Met Sally
November 26, 2007
S03E16
S03E16
A Very Derekus Christmas
December 3, 2007
S03E17
S03E17
Ivanwho?
January 7, 2008
S03E18
S03E18
Rumor Mill
February 11, 2008
S03E19
S03E19
Derek Un-Done
March 3, 2008
S03E20
S03E20
Not So Sweet 16
April 7, 2008
S03E21
S03E21
Driving Lessons
April 19, 2008
S03E22
S03E22
Make No Prom-ises
May 19, 2008
S03E23
S03E23
Cheerleader Casey
November 30, 2007
S03E24
S03E24
Allergy Season
June 16, 2008
S03E25
S03E25
Things That Go Bump In The Night
June 29, 2008
S03E26
S03E26
Derek's School of Dating
July 5, 2008
18 of 18 episodes
S04E01
S04E01
Two Kisses One Party
July 19, 2008
S04E02
S04E02
Open Mic Plight
July 27, 2008
S04E03
S04E03
Just Friends
August 12, 2008
S04E04
S04E04
March Break
August 26, 2008
S04E05
S04E05
6 1/2
November 4, 2008
S04E06
S04E06
Derek Denies Denial
September 12, 2008
S04E07
S04E07
Happy New Schoolyear
October 7, 2008
S04E08
S04E08
No Secrets
October 28, 2008
S04E09
S04E09
Take A Stepkid to Work Day
March 11, 2009
S04E10
S04E10
No More Games
December 2, 2008
S04E11
S04E11
How I Met Your Stepbro
December 2, 2008
S04E12
S04E12
Casey & Ralph?!
December 16, 2008
S04E13
S04E13
Tuesday Afternoon Fever
December 30, 2008
S04E14
S04E14
Teddy's Back
November 18, 2008
S04E15
S04E15
Rude Awakenings
March 4, 2009
S04E16
S04E16
Truman's Last Chance
March 18, 2009
S04E17
S04E17
Surprise!
March 25, 2009
S04E18
S04E18
Futuritis
March 25, 2009