If you are looking for movies like Grinch these could be interesting candidates. The closer two names are, the greater the probability the two movies are similar.
Grinch Wedding Planer Pirates Of The Caribbean: Curse of the black pearl She is all that The Sisterhood of the Traveling Pants Scooby-Doo My Brother Bear The Christmas Chronicles The Condemned HOT CHICK Twilight Never Back Down Miracle In Cell No. 7 Speed 2 Man in the moon Hard To Kill Wish Upon A Star Dr. Dolittle Hoops Sonic The Hedgehog Raiponce Blood and Chocolate The Cleveland Show Pokemon 3 Pokemon 1 Pokemon 2 Digimon Pontypool Dragonball Spirit Little children Ally McBeal P.S. I Love You The Cat In The Hat Spies in Disguise Jumanji tenacious D and the pick of destiny Camp Rock Zathura The Spongebob Squarepants Movie Wild Child Blood In Blood Out Sex and the City Bourne Ultimatum Shallow Hal Timecrimes Triangle Because I Said So The Lion, The Witch and the Wardrobe