S06E04: iHalfoween
Carly, Sam, and Freddie wonder why people can't celebrate Halloween more than once a year. They decide to celebrate it halfway through the year as well creating a new holiday termed "Halfoween" and have a party.
Previous Episode 
Season 1
iPilot
S1E1 / 08 Sep 2007
iWant More Viewers
S1E2 / 08 Sep 2007
iDream of Dance
S1E3 / 16 Sep 2007
iLike Jake
S1E4 / 22 Sep 2007
iWanna Stay With Spencer
S1E5 / 29 Sep 2007
iNevel
S1E6 / 06 Oct 2007
iScream on Halloween
S1E7 / 20 Oct 2007
iSpy a Mean Teacher
S1E8 / 03 Nov 2007
iWant to Date Freddie
S1E9 / 10 Nov 2007
iWant a World Record
S1E10 / 17 Nov 2007
iRue the Day
S1E11 / 01 Dec 2007
iPromise Not to Tell
S1E12 / 12 Jan 2008
iAm Your Biggest Fan
S1E13 / 19 Jan 2008
iHeart Art
S1E14 / 02 Feb 2008
iHate Sam's Boyfriend
S1E15 / 09 Feb 2008
iHatch Chicks
S1E16 / 23 Feb 2008
iDon't Want to Fight
S1E17 / 01 Mar 2008
iPromote Techfoots
S1E18 / 15 Mar 2008
iGot Detention
S1E19 / 22 Mar 2008
iStakeout
S1E20 / 05 Apr 2008
iMight Switch Schools
S1E21 / 26 Apr 2008
iFence
S1E22 / 10 May 2008
iCarly Saves TV
S1E23 / 13 Jun 2008
iWin A Date
S1E24 / 25 Jul 2008
iHave a Lovesick Teacher
S1E25 / 25 Jul 2008
Season 2
iSaw Him First
S2E1 / 27 Sep 2008
iStage an Intervention
S2E2 / 04 Oct 2008
iOwe You
S2E3 / 11 Oct 2008
iHurt Lewbert
S2E4 / 18 Oct 2008
iGo to Japan (1)
S2E5 / 08 Nov 2008
iGo to Japan (2)
S2E6 / 08 Nov 2008
iGo to Japan (3)
S2E7 / 08 Nov 2008
iPie
S2E8 / 15 Nov 2008
iChristmas
S2E9 / 13 Dec 2008
iKiss
S2E10 / 03 Jan 2009
iGive Away a Car
S2E11 / 17 Jan 2009
iRocked the Vote
S2E12 / 07 Feb 2009
iMeet Fred
S2E13 / 16 Feb 2009
iLook Alike
S2E14 / 07 Mar 2009
iWant My Website Back
S2E15 / 21 Mar 2009
iMake Sam Girlier
S2E16 / 11 Apr 2009
iGo Nuclear
S2E17 / 22 Apr 2009
iDate a Bad Boy (1)
S2E18 / 09 May 2009
iDate a Bad Boy (2)
S2E19 / 09 May 2009
iReunite With Missy
S2E20 / 16 May 2009
iTake on Dingo
S2E21 / 13 Jun 2009
iMust Have Locker 239
S2E22 / 27 Jun 2009
iTwins
S2E23 / 11 Jul 2009
iFight Shelby Marx (1)
S2E24 / 08 Aug 2009
iFight Shelby Marx (2)
S2E25 / 08 Aug 2009
Season 3
iThink They Kissed
S3E1 / 12 Sep 2009
iCook
S3E2 / 19 Sep 2009
iSpeed Date
S3E3 / 26 Sep 2009
iCarly Awards
S3E4 / 03 Oct 2009
iHave My Principals
S3E5 / 17 Oct 2009
iFind Lewbert's Lost Love
S3E6 / 14 Nov 2009
iMove Out
S3E7 / 28 Nov 2009
iQuit iCarly (1)
S3E8 / 05 Dec 2009
iQuit iCarly (2)
S3E9 / 05 Dec 2009
iSaved Your Life
S3E10 / 18 Jan 2010
iWas a Pageant Girl
S3E11 / 29 Jan 2010
iEnrage Gibby
S3E12 / 05 Feb 2010
iSpaceout
S3E13 / 05 Mar 2010
iFix a Popstar
S3E14 / 19 Mar 2010
iBloop
S3E15 / 10 Apr 2010
iWon't Cancel The Show
S3E16 / 01 May 2010
iBelieve in Bigfoot
S3E17 / 08 May 2010
iPsycho (1)
S3E18 / 04 Jun 2010
iPsycho (2)
S3E19 / 04 Jun 2010
iBeat the Heat
S3E20 / 26 Jun 2010
Season 4
iGot a Hot Room
S4E1 / 30 Jul 2010
iSam's Mom
S4E2 / 11 Sep 2010
iGet Pranky
S4E3 / 25 Sep 2010
iSell Penny-Tees
S4E4 / 02 Oct 2010
iDo
S4E5 / 11 Oct 2010
iStart a Fan War (1)
S4E6 / 19 Nov 2010
iStart a Fan War (2)
S4E7 / 19 Nov 2010
iHire An Idiot
S4E8 / 12 Feb 2011
iPity the Nevel
S4E9 / 19 Mar 2011
iOMG
S4E10 / 09 Apr 2011
iParty With Victorious (1)
S4E11 / 10 Jun 2011
iParty With Victorious (2)
S4E12 / 10 Jun 2011
iParty With Victorious (3)
S4E13 / 10 Jun 2011
Season 5
iLost My Mind
S5E1 / 13 Aug 2011
iDate Sam & Freddie
S5E2 / 10 Sep 2011
iCan't Take It
S5E3 / 17 Sep 2011
iLove You
S5E4 / 24 Sep 2011
iQ
S5E5 / 01 Oct 2011
iBloop 2: Electric Bloopaloo
S5E6 / 28 Dec 2011
iStill Psycho (1)
S5E7 / 31 Dec 2011
iStill Psycho (2)
S5E8 / 31 Dec 2011
iBalls
S5E9 / 07 Jan 2012
iMeet the First Lady
S5E10 / 16 Jan 2012
iToe Fat Cakes
S5E11 / 21 Jan 2012
Season 6
iApril Fools
S6E1 / 24 Mar 2012
iGo One Direction
S6E2 / 07 Apr 2012
iOpen a Restaurant
S6E3 / 21 Apr 2012
iHalfoween
S6E4 / 28 Apr 2012
iPear Store
S6E5 / 12 May 2012
iBattle Chip
S6E6 / 09 Jun 2012
iShock America
S6E7 / 06 Oct 2012
iGet Banned
S6E8 / 14 Oct 2012
iFind Spencer Friends
S6E9 / 21 Oct 2012
iRescue Carly
S6E10 / 28 Oct 2012
iLost My Head in Vegas
S6E11 / 04 Nov 2012
iBust a Thief
S6E12 / 11 Nov 2012
iGoodbye
S6E13 / 24 Nov 2012
Miranda Cosgrove
Carly Shay
Jennette McCurdy
Sam Puckett
Nathan Kress
Freddie Benson
Jerry Trainor
Spencer Shay
