Tweens of the world, rejoice: "iCarly" may be relegated to the dustbin of TV-programming history, but a part of it will live on.

Nickelodeon has greenlit "Sam & Cat," a hybrid spinoff of "iCarly" -- which ended its run last week -- and the Nickelodeon series "Victorious."

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The series -- from "iCarly" and "Victorious" creator Dan Schneider -- will star Jennette McCurdy (who played Sam Puckett on "iCarly") and Ariana Grande (perhaps better known as Cat Valentine to "Victorious" viewers). Both will reprise theo become teen entrepreneurs by starting their own after-school babysitting business."

The 20-episode first season of "Sam & Cat" will premiere next year; production will begin in January in Los Angeles.

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“Jennette and Ariana are adored by our audience, and it’s great to unite these talented actresses in this hilarious new comedy from Dan Schneider," Nickelodeon's president of content development and production Russell Hicks said. “This show promises to deliver on what our audience loves most about these two favorite characters -- laugh-out-loud humor and non-stop adventure, and is sure to be a compelling new chapter for our new comedic duo.”

The "iCarly" series finale last week drew 6.4 million viewers.