For the first time in more than 30 years - and only for six weeks - Fox will not lead off its Sunday animation block with The Simpsons. The longest-running scripted primetime series in American TV history will take a break in February and March.

Family Guy will premiere Season 23 in February on Fox along with Grimsburg, The Great Noth, Krapopolis and The Simpsons.

Fox has set Winter return dates for its Sunday night Animation Domination block. Family Guy, Grimsburg, The Great North and Krapopolis are set to return Sunday, Feb. 16 starting with Season 23 of Family Guy at 8 pm;