We finally found something Grumpy Cat is a fan of: people getting doused by frigid water.
The world's most curmudgeonly cat took a moment out of filming her Lifetime Christmas movie (no, really) to have some of the human cast (Daniel Roebuck, Evan Todd and Isaac Haig) participate in the ALS #icebucketchallenge.
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The #icebucketchallenge has helped raise nearly $80 million for ALS research.
BONUS: Grumpy Cat Meets Oscar the Grouch