The best replacement for smurfs is snorks.

The best alternatives to smurfs are rated as following:
★★★★★  snorks
★★★★★  minions
★★★★  gargamel
★★★  snorks robot chicken
★★★  alvin and the chipmunks
★★  fraggle rock
★★  gnomes
★★  keebler elves
★  care bears
  muppets

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Speaking about smurfs, one probably shouldn't forget about gargamel.

Other search terms related to smurfs and their ratings are:
★★★★★ gargamel
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Google Trends

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smurfs
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