Nickelodeon's Sizzlin' Summer was a programming block that ran from July 7, 2008 through August 2008. Each week had premieres of episodes of Nickelodeon shows.
Nonstop Five at Five
Nonstop Five at Five premieres on Weekdays with an episode of SpongeBob SquarePants, The Fairly OddParents, Back at the Barnyard, The Mighty B!, and a second episode of SpongeBob SquarePants. Each Friday, children pick which show will air in order.
- H2O Go Deep Week
- Fire and Ice
- Double Trouble
- Emma Rebel
- Hocus Pocus
- Avatar: Countdown to the Comet Week
- Book 3, Chapter 12: The Western Air Temple
- Book 3, Chapter 13: The Firebending Masters
- Book 3, Chapter 14: The Boiling Rock Part 1
- Book 3, Chapter 15: The Boiling Rock Part 2
- Book 3, Chapter 16: The Southern Raiders
- Book 3, Chapter 17: The Ember Island Players
- Avatar: Sozin's Comet: The Final Battle
On Saturday, July 19, 2008, Nickelodeon broadcast the 2-hour series finale of Avatar: The Last Airbender.
- Book 3, Chapter 18: The Phoenix King
- Book 3, Chapter 19: The Old Masters
- Book 3, Chapter 20: Into the Inferno
- Book 3, Chapter 21: Avatar Aang
- Barnyard Blowout Week
- Barnyard Idol
- The Haunting
- Brave Udders
- Otis' 11
- Pecky Suave
- iCarly: iDouble Date Night
- iWin A Date
- iHave a Lovesick Teacher
- The Fairly Oddlympics
The Fairly OddParents premieres the new 30 minute special, "Fairly Odd Games".
- Bikini Bottom Confidential
Nick aired new episodes of SpongeBob SquarePants during the week of August 4 - 8, 2008.
- No Nose Knows
- Patty Caper
- Plankton's Regular
- Boating Buddies
- The Krabby Kronicle
- Superhero Fairly Weirdo Week
Nick aired new episodes of The Fairly OddParents during the week of August 11 - 15, 2008.
- The End of the Univers-ity
- Sooper Poof
- Wishing Well
- Wishy Washy
- Poof's Playdate