February 16-19 will air 5 new SB episodes. The 16th will also have a day long marathon. Here are the synopsis:

Monday, February 16
6:30 a.m. - 6:30 p.m. - SpongeBob SquarePants Day-long Marathon

6:30 p.m. - SpongeBob SquarePants Premiere # 117A/105B: "Shuffleboarding/Slide-while Stooges" (PREMIERE)

Mermaidman and Barnacleboy are booked to attend a shuffleboarding tournament, but they can't go because they're laid up in the hospital. So their #1 fans, SpongeBob and Patrick, offer to dress up as the superhero duo and attend in their place. But instead of just attending the shuffleboarding tournament, SpongeBob and Patrick decide that while they're dressed up as Mermaidman and Barnacleboy, why not try a little crime-fighting for one day?

SpongeBob and Patrick are having fun with their new slide whistles, and, of course, it's driving Squidward crazy. But after a while, even Squidward can't deny the fun of the whimsical whistles. Soon, he's tooting on his very own slide whistle all over Bikini Bottom, and he's driving all the people in town berserk!

February 17 to February 19 - SpongeBob SquarePants: "Triple Play"- Premiere Week at 5:00 p.m.:

Tuesday, February 17, at 5:00 p.m. SpongeBob SquarePants #115B "Cephalopod Lodge"

When SpongeBob finds out that Squidward is a member of a secret society, SpongeBob decides he wants to join, too! The only problem is that the society is just for fish with tentacles. Undeterred, SpongeBob decides he needs to get into that lodge, even if it means sneaking in.

Wednesday, February 18, at 5:00 p.m. SpongeBob SquarePants #115A "Grandpappy the Pirate"

Mr. Krabs' granddad is coming to town! But instead of being excited, Mr. Krabs is nervous because his swarthy pirate granddad thinks that Mr. Krabs is a pirate, too. Will Mr. Krabs be able to fool his granddad into thinking that he, SpongeBob, and Squidward are pirates aboard a pirate ship, and not fast-food employees at the Krusty Krab?

Thursday, February 19, at 6:00 p.m. SpongeBob SquarePants #117B "Professor Squidward"
When Squidward is mistaken for his much more famous rival, Squilliam Fancyson, he is invited to teach a c l a s s at the most prestigious music school in Bikini Bottom. Squidward is happy to pretend to be Squilliam if it means he can teach a c l a s s of adoring fans - until SpongeBob and Patrick show up and nearly blow his cover.

Source: http://www.cabletvtalk.com/showthread.php?t=4848