TV Guide Nickelodeon Thursday

When the Smurf Band's lead singer acts like a diva, the band accidentally replaces him with another diva: Vanity!

Wild stays in Papa Smurf's house in 'The Guest Who Wouldn't Leave', then in 'Where's My Smurfway?', Blossom misplaces Brainy's beloved Smurfway, and has to find it before Brainy finds out

Plankton creates a clone of himself and Mr. Krabs in 'The Krusty Bucket', then in 'Squid's on a Bus', Squidward gleefully switches jobs with a bus driver... until SpongeBob and Patrick climb aboard.

SpongeBob volunteers to babysit 'Sandy's Nutty Nieces', then in 'Insecurity Guards', SpongeBob and Patrick volunteer as guards at the museum, while Squidward attempts to hang his painting unnoticed.

The school mascot is framed for a crime they did not commit in 'The Kanga-ruse', then in 'The Walking Bed', Lincoln finds ways to break a family rule about hand-me-downs. (S9, ep 7)

Plankton is frustrated that people think he's cute in 'Say Awww!', then in 'Patrick the Mailman', Patrick crushes the mailman, so he and SpongeBob deliver the mail around Bikini Bottom

Plankton goes to jail, but the secret formula is taken as evidence! SpongeBob and Mr. Krabs plot to get it back. Sandy struggles to build a ship-in-a-bottle before a big contest, so SpongeBob calls in a little extra help

The heroes in a half shell come to terms with their new roles as saviours of New York City in an animated series set shortly after the events chronicled in the film Teenage Mutant Ninja Turtles: Mutant Mayhem. Donatello (voiced by Micah Abbey), Leonardo (Nicolas Cantu), Michelangelo (Shamon Brown Jr) and Raphael (Brady Noon) experience the usual growing pains of teenagers while contending with the media spotlight. Building on their friendship with aspiring reporter April O'Neil (Ayo Edebiri), the reptilian quartet face brilliant inventor Bishop (Alanna Ubach), who believes mutants are the greatest danger facing humankind and must be eliminated. Meanwhile, pampered rich kid Rod (Pete Davison) yearns to be a mutant and leverages his wealth and connections to achieve a dangerous dream

Squidward closes the gap in SpongeBob's teeth in 'Mind the Gap', and in 'Dirty Bubble Returns', a reformed 'Clean Bubble' takes a dishwashing job at the Krusty Krab, where he is tempted by the grime.

The school mascot is framed for a crime they did not commit in 'The Kanga-ruse', then in 'The Walking Bed', Lincoln finds ways to break a family rule about hand-me-downs. (S9, ep 7)

Plankton needs more help stealing the secret formula in 'Plankton's Intern', then in 'Patrick's Tantrum', Patrick gets angry whenever he hears a bell, so his friends help him in their own ways