It's' 20th anniversary, and to commemorate 20 years of, Nicktoons USA will host a Spongeriffic "Every SpongeBob Ever" marathon this July!Beginning Sunday, July 7, 2019 at 6:00 p.m. (ET/PT) with the very first episode of, "Help Wanted" / "Reef Blowers" / "Tea at the Treedome", Nicktoons will air every single episode of, including Christmas and hour-long episodes, back-to-back in production order right up to the premiere of " SpongeBob's Big Birthday Blowout ", the brand-new hour-longspecial, on Friday, July 12, 2019 at 7:00 p.m. (ET/PT) on Nickelodeon, Nicktoons and TeenNick!Nickelodeon unfortunately decided to halt the marathon on Thursday, July 11 at 6:00 a.m. (ET/PT). No information why Nick decided to stop the marathon before it had completed is currently available.Nickelodeon will also be commemorating 20 years ofwith a special marathon on Friday, July 12, 2019 starting at 10:00 a.m. (ET/PT) and counting down until the premiere of “SpongeBob’s Big Birthday Blowout,” at 7:00 p.m. (ET/PT)!In “SpongeBob’s Big Birthday Blowout,” an original mixed live-action and animated special which features for the first time the celebrated voice talent behind SpongeBob, Patrick, Mr. Krabs, Sandy, Squidward and Plankton - Tom Kenny, Bill Fagerbakke, Clancy Brown, Carolyn Lawrence, Roger Bumpass and Mr. Lawrence, respectively - playing live-action doppelgänger versions of the animated characters they voice! In the one-hour special, Bikini Bottom is getting ready for a very special day: SpongeBob's birthday! To mark the occasion, Sandy, helped by the inhabitants of the underwater city, decide to organise a surprise birthday party for SpongeBob. In order to keep the birthday boy away from the preparations, Patrick and SpongeBob go on a crazy trip to the surface world, where they come across a few familiar characters during lunchtime rush at The Trusty Slab restaurant. The special will also feature special guest stars David Hasselhoff (), Kel Mitchell (), Jack Griffo () and Daniella Perkins (). Click the following link for a first-look at the all-new special!: http://nickalive.blogspot.com/2019/05/david-hasselhoff-joins-spongebob.html