TV Scrubs - Season 4 Episode 20 : My Boss's Free Haircut Scrubs - Season 4 Episode 20 : My Boss's Free Haircut 8.2/10 by 80 users Dr. Kelso dons scrubs to prove a point to Dr. Cox, only to watch it backfire, when an obnoxious patient refuses to listen to him. J.D. and Turk party, while Carla struggles to find solace in Elliot. Details Casts Posters Images Title Scrubs - Season 4 Episode 20 : My Boss's Free Haircut Alternative Titles [scrubs] First Air Date 2001-10-02 Last Air Date 2010-03-17 Number of Episodes 181 Number of Seasons 9 Genres Comedy, Networks ABC, NBC, Casts Zach Braff, Donald Faison, John C. McGinley, Eliza Coupe, Kerry Bishé, Michael Mosley, Dave Franco Plot Keywords , John 'J.D.' Dorian Zach Braff Christopher Turk Donald Faison Perry Cox John C. McGinley Denise Mahoney Eliza Coupe Lucy Bennett Kerry Bishé Drew Suffin Michael Mosley Cole Aaronson Dave Franco Episodes List Scrubs Season 4 :Episode 1 My Old Friend's New Friend My Old Friend's New Friend 2004-08-31 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 2 My Office My Office 2004-09-07 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 3 My New Game My New Game 2004-09-14 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 4 My First Kill My First Kill 2004-09-21 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 5 Her Story Her Story 2004-09-28 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 6 My Cake My Cake 2004-10-12 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 7 My Common Enemy My Common Enemy 2004-10-19 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 8 My Last Chance My Last Chance 2004-10-26 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 9 My Malpractical Decision My Malpractical Decision 2004-11-09 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 10 My Female Trouble My Female Trouble 2004-11-16 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 11 My Unicorn My Unicorn 2004-11-23 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 12 My Best Moment My Best Moment 2004-12-07 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 13 My Ocardial Infarction My Ocardial Infarction 2005-01-18 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 14 My Lucky Charm My Lucky Charm 2005-01-25 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 15 My Hypocritical Oath My Hypocritical Oath 2005-02-01 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 16 My Quarantine My Quarantine 2005-02-08 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 17 My Life in Four Cameras My Life in Four Cameras 2005-02-15 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 18 My Roommates My Roommates 2005-02-22 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 19 My Best Laid Plans My Best Laid Plans 2005-03-01 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 20 My Boss's Free Haircut My Boss's Free Haircut 2005-03-29 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 21 My Lips Are Sealed My Lips Are Sealed 2005-04-05 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 22 My Big Move My Big Move 2005-04-12 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 23 My Faith in Humanity My Faith in Humanity 2005-04-19 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 24 My Drive-By My Drive-By 2005-04-26 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life. Scrubs Season 4 :Episode 25 My Changing Ways My Changing Ways 2005-05-10 In the unreal world of Sacred Heart Hospital, John "J.D." Dorian learns the ways of medicine, friendship and life.